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A chemical equation must be balanced according to the Law of Conservation of Mass. In order to balance a chemical equation, the molecular formulas in the equation cannot be altered. A coefficient specifies how many of each molecule are required for a balanced equation. \u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E  \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E  \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Define the terms chemical equation and coefficient.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Apply the law of conservation of mass to describe the characteristics of a balanced chemical equation.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Determine whether or not a chemical equation is balanced.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Balance a chemical equations.\u003C\/div\u003E","CONT_SLUG":"how-to-balance-chemical-equations","BACKING_FILE":null,"CONT_SRC":null,"CONTTYPE_ID":"9","PUBLIC_IMG":"thumb_vc000037.jpg","PUBLIC_BANNER_IMG":"vc000037.jpg","PUBLIC_VIDEO":"en_us_pvideo_vc000037.mp4","PUBLIC_VIDEO_URL":null,"PACKAGE_DOMAIN":"STEM"},"pkgCourses":[{"ADMCOURSE_ID":"121","COURSE_NAME":"\u0627\u0644\u0635\u0641 6","COUNTRY_ID":"278","SHORT_NAME":"\u0627\u0644\u0645\u0645\u0644\u0643\u0629 \u0627\u0644\u0639\u0631\u0628\u064a\u0629 \u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629","ADMSUBJECT_ID":"631","DISPLAY_NAME":"\u0627\u0644\u0645\u0645\u0644\u0643\u0629 \u0627\u0644\u0639\u0631\u0628\u064a\u0629 \u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629 - 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A chemical equation must be balanced according to the Law of Conservation of Mass. In order to balance a chemical equation, the molecular formulas in the equation cannot be altered. 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These are harder and denser than alkali metals. 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Group-1 elements, except hydrogen, are called alkali metals. Alkali metals are soft and have low densities.Group-2 elements are called alkaline earth metals. Alkaline earth metals are harder and denser than alkali metals.Elements present in the middle, from Groups 3 to 12, are called transition metals. Group-13 elements, except boron, are metals.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Locate the positions of metals in the periodic table.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain the properties of alkali and alkaline earth metals.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Identify alkali and alkaline earth metals based on their properties.\u003C\/div\u003E","CONT_DESC_AR":"","BACKING_FILE":null,"FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":null,"MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.vc000009","TOPIC_ID":"vc000009","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_vc000009.jpg","PUBLIC_BANNER_IMG":"vc000009.jpg","PUBLIC_VIDEO":"en_us_pvideo_vc000009.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/e0_NfI52-Vo","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"3","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"0000-00-00 00:00:00","CREATED_BY":"2143","UPDATED_ON":"0000-00-00 00:00:00","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"\u0026lt;p\u0026gt;Overview:\u0026lt;\/p\u0026gt;\u0026lt;p\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/p\u0026gt;\u0026lt;p\u0026gt;Approximately three-fourths of the elements in the periodic table are metals. 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They react with water to form alkaline solutions. 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In ionic bonds, the metal loses electrons to become a positively charged cation, whereas the nonmetal accepts those electrons to become a negatively charged anion. Elements in columns 1, 2, and 3 on the periodic chart are likely to form ionic bonds with elements in columns 15, 16, and 17.\u003C\/div\u003E \r\n\u003Cdiv\u003E\u003Cbr\u003E\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E\u003Cbr\u003E\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to: \u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain what is an ionic compound. \u003C\/div\u003E \r\n\u003Cdiv\u003E- Form ionic compounds.\u003C\/div\u003E","CONT_DESC_AR":"","BACKING_FILE":null,"FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":null,"MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.hs200432","TOPIC_ID":"hs200432","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_HS200432.jpg","PUBLIC_BANNER_IMG":"HS200432.jpg","PUBLIC_VIDEO":"pvideo_hs200432.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/fuvvXfCCOBg","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"3","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"0000-00-00 00:00:00","CREATED_BY":"0","UPDATED_ON":"0000-00-00 00:00:00","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"Overview:\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;An ionic bond is the electrostatic attraction between two oppositely charged ions. In ionic bonds, the metal loses electrons to become a positively charged cation, whereas the nonmetal accepts those electrons to become a negatively charged anion. E\u0026lt;span style=\u0026quot;color: rgb(38, 50, 56); font-family: Roboto, sans-serif;\u0026quot;\u0026gt;lements in columns 1, 2, and 3 on the periodic chart are likely to form ionic bonds with elements in columns 15, 16, and 17.\u0026lt;\/span\u0026gt;\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Learning objectives\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;After completing this module, you will be able to:\u0026lt;br\u0026gt;\u0026amp;nbsp;- Explain what is an ionic compound.\u0026lt;br\u0026gt;\u0026amp;nbsp;- Form ionic compounds.\u0026lt;br\u0026gt;","IS_ANALYTICS":"Y","VR_ENABLE":"Y","VR_SESSION_ENABLE":"Y","YOUTUBE_URL":null,"CONT_TYPE":"VR Module","CAT_NAME":"\u062a\u0643\u0648\u064a\u0646 \u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u0623\u064a\u0648\u0646\u064a\u0629","ADMSUBJECT_ID":"646","ADMCOURSE_ID":"124","DISPLAY_NAME":"\u0627\u0644\u0645\u0645\u0644\u0643\u0629 \u0627\u0644\u0639\u0631\u0628\u064a\u0629 \u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629 - 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The mass number of an atom is the sum of the number of protons and the number of neutrons in the nucleus.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Define mass number.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Identify the mass number of the first 20 elements in the periodic table.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Calculate the mass number of any element.\u003C\/div\u003E","CONT_DESC_AR":"","BACKING_FILE":null,"FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":null,"MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.ms200296","TOPIC_ID":"ms200296","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_MS200296.jpg","PUBLIC_BANNER_IMG":"MS200296.jpg","PUBLIC_VIDEO":"pvideo_ms200296.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/BYE0r79sLXE","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"3","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"0000-00-00 00:00:00","CREATED_BY":"0","UPDATED_ON":"0000-00-00 00:00:00","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"Overview:\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;An atom consists of three subatomic particles namely: electrons, protons and neutrons. The mass number of an atom is the sum of the number of protons and the number of neutrons in the nucleus.\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Learning objectives\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;div\u0026gt;After completing this module, you will be able to:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Define mass number.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Identify the mass number of the first 20 elements in the periodic table.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Calculate the mass number of any element.\u0026lt;\/div\u0026gt;","IS_ANALYTICS":"Y","VR_ENABLE":"Y","VR_SESSION_ENABLE":"Y","YOUTUBE_URL":null,"CONT_TYPE":"VR Module","CAT_NAME":"\u0627\u0644\u0639\u062f\u062f \u0627\u0644\u0643\u062a\u0644\u064a","ADMSUBJECT_ID":"646","ADMCOURSE_ID":"124","DISPLAY_NAME":"\u0627\u0644\u0645\u0645\u0644\u0643\u0629 \u0627\u0644\u0639\u0631\u0628\u064a\u0629 \u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629 - \u0627\u0644\u0635\u0641 9 - 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\u0645\u062b\u064a\u0631\u0629.","SUBJECT_IMG":"646.jpg","SUBJECT_BANNER_IMG":"646.jpg","SUBJECT_PRICE":null,"IS_FEATURED":"N","COURSE_NAME":"\u0627\u0644\u0635\u0641 9","COUNTRY_ID":"278","SHORT_NAME":"\u0627\u0644\u0645\u0645\u0644\u0643\u0629 \u0627\u0644\u0639\u0631\u0628\u064a\u0629 \u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629","DOMAIN_NAME":"STEM"},{"CONT_ID":"489","CATEGORY_ID":"1","CONT_TITLE":"Atomic Number","CONT_SLUG":"atomic-number","CONT_TITLE_AR":"","CONT_DESC":"\u003Ch3\u003EOverview:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAn element\u2019s atomic number is the number of protons present in the nucleus of that atom. When you look at an element in the periodic table, the number located in the upper left corner of the square is the atomic number of that element.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to: \u003C\/div\u003E \r\n\u003Cdiv\u003E- Define atomic number of an element. \u003C\/div\u003E \r\n\u003Cdiv\u003E- Locate an element\u0026#039;s atomic number in the periodic table. \u003C\/div\u003E \r\n\u003Cdiv\u003E- Calculate the number of electrons present in an atom or ion using its atomic number.\u003C\/div\u003E","CONT_DESC_AR":"","BACKING_FILE":null,"FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":null,"MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.ms200295","TOPIC_ID":"ms200295","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_MS200295.jpg","PUBLIC_BANNER_IMG":"MS200295.jpg","PUBLIC_VIDEO":"pvideo_ms200295.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/eTGUbyjr8_g","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"3","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"0000-00-00 00:00:00","CREATED_BY":"0","UPDATED_ON":"0000-00-00 00:00:00","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"Overview:\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;An element\u2019s atomic number is the number of protons present in the nucleus of that atom. When you look at an element in the periodic table, the number located in the upper left corner of the square is the atomic number of that element.\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Learning objectives\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;After completing this module, you will be able to:\u0026lt;br\u0026gt;\u0026amp;nbsp;- Define atomic number of an element.\u0026lt;br\u0026gt;\u0026amp;nbsp;- Locate an element\u0026#039;s atomic number in the periodic table.\u0026lt;br\u0026gt;\u0026amp;nbsp;- Calculate the number of electrons present in an atom or ion using its atomic number.\u0026lt;br\u0026gt;","IS_ANALYTICS":"Y","VR_ENABLE":"Y","VR_SESSION_ENABLE":"Y","YOUTUBE_URL":null,"CONT_TYPE":"VR Module","CAT_NAME":"\u0627\u0644\u0639\u062f\u062f \u0627\u0644\u0630\u0631\u064a","ADMSUBJECT_ID":"646","ADMCOURSE_ID":"124","DISPLAY_NAME":"\u0627\u0644\u0645\u0645\u0644\u0643\u0629 \u0627\u0644\u0639\u0631\u0628\u064a\u0629 \u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629 - 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\u0645\u062b\u064a\u0631\u0629.","SUBJECT_IMG":"646.jpg","SUBJECT_BANNER_IMG":"646.jpg","SUBJECT_PRICE":null,"IS_FEATURED":"N","COURSE_NAME":"\u0627\u0644\u0635\u0641 9","COUNTRY_ID":"278","SHORT_NAME":"\u0627\u0644\u0645\u0645\u0644\u0643\u0629 \u0627\u0644\u0639\u0631\u0628\u064a\u0629 \u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629","DOMAIN_NAME":"STEM"},{"CONT_ID":"483","CATEGORY_ID":"1","CONT_TITLE":"Conservation of Mass","CONT_SLUG":"conservation-of-mass","CONT_TITLE_AR":"","CONT_DESC":"\u003Ch3\u003EOverview:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EPhysical and chemical changes follow the law of conservation of mass. The law states that mass cannot be formed or destroyed. Mass remains constant before and after a change.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain the law of conservation of mass.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Illustrate the law of conservation of mass in physical changes.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Illustrate the law of conservation of mass in chemical changes.\u003C\/div\u003E","CONT_DESC_AR":"","BACKING_FILE":null,"FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":null,"MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.ms200273","TOPIC_ID":"ms200273","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_MS200273.jpg","PUBLIC_BANNER_IMG":"MS200273.jpg","PUBLIC_VIDEO":"pvideo_ms200273.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/SRqPI8TJjuM","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"3","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"0000-00-00 00:00:00","CREATED_BY":"0","UPDATED_ON":"0000-00-00 00:00:00","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"Overview:\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Physical and chemical changes follow the law of conservation of mass. The law states that mass cannot be formed or destroyed. Mass remains constant before and after a change.\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Learning objectives\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;div\u0026gt;After completing this module, you will be able to:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Explain the law of conservation of mass.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Illustrate the law of conservation of mass in physical changes.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Illustrate the law of conservation of mass in chemical changes.\u0026lt;\/div\u0026gt;","IS_ANALYTICS":"Y","VR_ENABLE":"Y","VR_SESSION_ENABLE":"Y","YOUTUBE_URL":null,"CONT_TYPE":"VR Module","CAT_NAME":"\u0628\u0642\u0627\u0621 \u0627\u0644\u0645\u0627\u062f\u0629","ADMSUBJECT_ID":"646","ADMCOURSE_ID":"124","DISPLAY_NAME":"\u0627\u0644\u0645\u0645\u0644\u0643\u0629 \u0627\u0644\u0639\u0631\u0628\u064a\u0629 \u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629 - \u0627\u0644\u0635\u0641 9 - 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In such cases inhibitors are used to slow down or even stop a chemical reaction. Inhibitors are used in food industry to slow down or inhibit food spoilage.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Define an inhibitor.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain the effect of an inhibitor on the rate of a chemical reaction.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain the use of an inhibitor as a food preservative to slow down or inhibit the reaction that leads to the food item spoiling.\u003C\/div\u003E","CONT_DESC_AR":"","BACKING_FILE":"ms200264.apk","FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":null,"MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.ms200264","TOPIC_ID":"ms200264","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_MS200264.jpg","PUBLIC_BANNER_IMG":"MS200264.jpg","PUBLIC_VIDEO":"pvideo_ms200264.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/J7nB_OJx5XE","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"3","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"0000-00-00 00:00:00","CREATED_BY":"0","UPDATED_ON":"0000-00-00 00:00:00","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"Overview:\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;At times, it is required to prevent certain chemical reactions from occurring. In such cases inhibitors are used to slow down or even stop a chemical reaction. Inhibitors are used in food industry to slow down or inhibit food spoilage.\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Learning objectives\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;div\u0026gt;After completing this module, you will be able to:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Define an inhibitor.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Explain the effect of an inhibitor on the rate of a chemical reaction.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Explain the use of an inhibitor as a food preservative to slow down or inhibit the reaction that leads to the food item spoiling.\u0026lt;\/div\u0026gt;","IS_ANALYTICS":"Y","VR_ENABLE":"Y","VR_SESSION_ENABLE":"Y","YOUTUBE_URL":null,"CONT_TYPE":"VR Module","CAT_NAME":"\u0627\u0644\u0645\u062b\u0628\u0637\u0627\u062a","ADMSUBJECT_ID":"646","ADMCOURSE_ID":"124","DISPLAY_NAME":"\u0627\u0644\u0645\u0645\u0644\u0643\u0629 \u0627\u0644\u0639\u0631\u0628\u064a\u0629 \u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629 - 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The physical and chemical properties of the new chemical substances that formed are entirely different. The signs that indicate the formation of a new type of matter include the formation of bubbles or a change in energy, color or odor.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Describe chemical changes.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain the signs that indicate the formation of new types of matter.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Compare the physical and chemical properties of newly formed chemical substances.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Identify whether a chemical change has occurred or not.\u003C\/div\u003E","CONT_DESC_AR":"Chemical change is a change in matter in which the substances that make up the matter change into new chemical substances. Physical and chemical properties of new chemical substances formed are entirely different. 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The physical and chemical properties of the new chemical substances that formed are entirely different. The signs that indicate the formation of a new type of matter include the formation of bubbles or a change in energy, color or odor.\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Learning objectives\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;\u0026lt;div\u0026gt;\u0026lt;div\u0026gt;After completing this module, you will be able to:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Describe chemical changes.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Explain the signs that indicate the formation of new types of matter.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Compare the physical and chemical properties of newly formed chemical substances.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Identify whether a chemical change has occurred or not.\u0026lt;\/div\u0026gt;\u0026lt;\/div\u0026gt;","IS_ANALYTICS":"Y","VR_ENABLE":"Y","VR_SESSION_ENABLE":"Y","YOUTUBE_URL":null,"CONT_TYPE":"VR Module","CAT_NAME":"\u0627\u0644\u062a\u063a\u064a\u0631\u0627\u062a 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Enzymes are naturally occurring catalysts responsible for many essential biochemical reactions.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Define catalyst.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain the effect of a catalyst on the rate of a chemical reaction.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain how a catalyst increases the rate of a chemical reaction.\u003C\/div\u003E","CONT_DESC_AR":"A catalyst is a substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change. 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\u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629","DOMAIN_NAME":"STEM"},{"CONT_ID":"200","CATEGORY_ID":"1","CONT_TITLE":"Structure of the Atom","CONT_SLUG":"structure-of-the-atom","CONT_TITLE_AR":"Structure of the Atom","CONT_DESC":"\u003Ch3\u003EOverview:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EEvery atom is made of a nucleus consisting of protons and neutrons. The nucleus is surrounded by electrons. Protons and electrons are oppositely charged, and neutrons have no charge. Thus the nucleus of an atom is positively charged.\u003C\/div\u003E \r\n\u003Cdiv\u003EOverall, an atom is electrically neutral because it has the same number of electrons as protons.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Identify the structure of an atom proposed by J. J. Thomson.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Identify the structure of an atom proposed by Rutherford.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Identify the structure of an atom proposed by Niels Bohr.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Identify the quantum mechanical model of an atom.\u003C\/div\u003E","CONT_DESC_AR":"In atoms, electrons which are found in the outermost shell are generally known as valence electrons and the number of valence electrons determines the valency of an atom.\u0026lt;br \/\u0026gt;\nThe valency of atoms of 1st, 2nd, 13th and 14th group elements are generally given as the number of valence electron.\u0026lt;br \/\u0026gt;\nAnd the valency of 15th to 18th group elements can be calculated by subtracting the number of valence electrons from the number eight.\u0026lt;br \/\u0026gt;\n\u0026lt;br \/\u0026gt;\n\u0026lt;strong\u0026gt;Learning Objectives\u0026lt;\/strong\u0026gt;\u0026lt;br \/\u0026gt;\n\u0026lt;br \/\u0026gt;\nIn this simulation, you will be able to:\u0026lt;br \/\u0026gt;\n\u0026amp;bull; identify the structure of an atom proposed by J. 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The nucleus is surrounded by electrons. Protons and electrons are oppositely charged, and neutrons have no charge. Thus the nucleus of an atom is positively charged.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;Overall, an atom is electrically neutral because it has the same number of electrons as protons.\u0026lt;\/div\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;Learning Objectives:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;div\u0026gt;After completing this module, you will be able to:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Identify the structure of an atom proposed by J. J. Thomson.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Identify the structure of an atom proposed by Rutherford.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Identify the structure of an atom proposed by Niels Bohr.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Identify the quantum mechanical model of an atom.\u0026lt;\/div\u0026gt;\u0026lt;\/div\u0026gt;","IS_ANALYTICS":"Y","VR_ENABLE":"Y","VR_SESSION_ENABLE":"Y","YOUTUBE_URL":null,"CONT_TYPE":"VR Module","CAT_NAME":"\u062a\u0631\u0643\u064a\u0628 \u0627\u0644\u0630\u0631\u0629","ADMSUBJECT_ID":"646","ADMCOURSE_ID":"124","DISPLAY_NAME":"\u0627\u0644\u0645\u0645\u0644\u0643\u0629 \u0627\u0644\u0639\u0631\u0628\u064a\u0629 \u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629 - \u0627\u0644\u0635\u0641 9 - \u0643\u064a\u0645\u064a\u0627\u0621","DISPLAY_NAME_AR":"\u0627\u0644\u0645\u0645\u0644\u0643\u0629 \u0627\u0644\u0639\u0631\u0628\u064a\u0629 \u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629 - \u0627\u0644\u0635\u0641 9 - 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\u0627\u0644\u0633\u0639\u0648\u062f\u064a\u0629","DOMAIN_NAME":"STEM"},{"CONT_ID":"181","CATEGORY_ID":"1","CONT_TITLE":"Rutherford\u0027s Atomic Model","CONT_SLUG":"rutherfords-atomic-model","CONT_TITLE_AR":"Rutherford\u2019s Atomic model","CONT_DESC":"\u003Ch3\u003EOverview:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAccording to Rutherford\u2019s atomic model, the atom consists of two parts. First is the nucleus which is very small in size and carries a positive charge, and in which the entire mass of the atom is concentrated. The second part is the extra nuclear part, in which negatively charged electrons revolve around the nucleus on fixed circular paths.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Describe the structure of an atom according to Rutherford\u0026#039;s atomic model.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Identify Rutherford\u0026#039;s model of an atom.\u003C\/div\u003E","CONT_DESC_AR":"According to Rutherfords atomic model, the atom consists of two parts\u003Cbr\u003E\n1. 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Extra nuclear part, in which negatively charged electrons revolve around the nucleus on fixed circular paths\u0026lt;br \/\u0026gt;\n\u0026lt;br \/\u0026gt;\n\u0026lt;strong\u0026gt;Learning Objectives\u0026lt;\/strong\u0026gt;\u0026lt;br \/\u0026gt;\n\u0026lt;br \/\u0026gt;\nAt the end of simulation you will be able to:\u0026lt;br \/\u0026gt;\n\u0026amp;bull; describe the structure of an atom according\u0026lt;br \/\u0026gt;\n\u0026amp;nbsp;to Rutherford\u0026amp;#39;s atomic model\u0026lt;br \/\u0026gt;\n\u0026amp;bull; identify Rutherford\u0026amp;#39;s model of atom\u0026lt;br \/\u0026gt;\n\u0026amp;nbsp;","BACKING_FILE":"hs200040.apk","FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":"","MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.hs200040","TOPIC_ID":"hs200040","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_HS200040.jpg","PUBLIC_BANNER_IMG":"HS200040.jpg","PUBLIC_VIDEO":"pvideo_hs200040.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/YyEDbnJd0lc","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"3","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"0000-00-00 00:00:00","CREATED_BY":"1","UPDATED_ON":"0000-00-00 00:00:00","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"\u0026lt;div\u0026gt;Overview:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;According to Rutherford\u2019s atomic model, the atom consists of two parts. 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The second part is the extra nuclear part, in which negatively charged electrons revolve around the nucleus on fixed circular paths.\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;Learning Objectives:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;div\u0026gt;After completing this module, you will be able to:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Describe the structure of an atom according\u0026amp;nbsp; to Rutherford\u0026#039;s atomic model.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Identify Rutherford\u0026#039;s model of an atom.\u0026lt;\/div\u0026gt;\u0026lt;\/div\u0026gt;","IS_ANALYTICS":"Y","VR_ENABLE":"Y","VR_SESSION_ENABLE":"Y","YOUTUBE_URL":null,"CONT_TYPE":"VR Module","CAT_NAME":"\u0646\u0645\u0648\u0630\u062c \u0631\u0632\u0631\u0641\u0648\u0631\u062f 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Lewis dot structures of molecules are the representations that show the bonding between atoms and lone pairs of electrons.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to: \u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain the steps to represent the \u0026#039;Lewis dot structure\u0026#039; of different atoms and molecules. \u003C\/div\u003E \r\n\u003Cdiv\u003E- Draw the \u0026#039;Lewis dot structures\u0026#039; of atoms and molecules.\u003C\/div\u003E","CONT_DESC_AR":"Lewis dot structures of atoms are the representations that show valence electrons as dots around the element\u0026amp;rsquo;s chemical symbol.Lewis dot structures of molecules are the representations that show the bonding between atoms and lone pairs of electrons.\u0026amp;nbsp;\u0026lt;br \/\u0026gt;\n\u0026lt;br \/\u0026gt;\n\u0026lt;strong\u0026gt;Learning Objectives\u0026lt;\/strong\u0026gt;\u0026lt;br \/\u0026gt;\n\u0026lt;br \/\u0026gt;\nIn this simulation, you will be able to:\u0026lt;br \/\u0026gt;\n\u0026amp;bull; explain steps involved in writing Lewis dot structures of atoms and molecules\u0026lt;br \/\u0026gt;\n\u0026amp;bull; draw Lewis dot structures of atoms and molecules","BACKING_FILE":"hs200069.apk","FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":"","MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.hs200069","TOPIC_ID":"hs200069","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_HS200069.jpg","PUBLIC_BANNER_IMG":"HS200069.jpg","PUBLIC_VIDEO":"pvideo_hs200069.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/W0V5VQ3PcC4","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"3","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"0000-00-00 00:00:00","CREATED_BY":"1","UPDATED_ON":"0000-00-00 00:00:00","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"Overview:\u0026lt;br\u0026gt;\u0026lt;br\u0026gt;Lewis dot structures of atoms are the representations that show valence electrons as dots around the element\u2019s chemical symbol. 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A hydrogen atom has three known isotopes: hydrogen, deuterium and tritium.\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Define isotopes. \u003C\/div\u003E \r\n\u003Cdiv\u003E- Identify isotopes of different elements. \u003C\/div\u003E \r\n\u003Cdiv\u003E- Calculate the number of protons and neutrons in different isotopes.\u003C\/div\u003E","CONT_DESC_AR":"Isotopes of an element have the same number of protons and electrons, but a different number of neutrons. A hydrogen atom has three known isotopes: \u0026amp;nbsp;hydrogen, deuterium and tritium.\u0026lt;br \/\u0026gt;\n\u0026lt;br \/\u0026gt;\n\u0026lt;strong\u0026gt;Learning Objectives\u0026lt;\/strong\u0026gt;\u0026lt;br \/\u0026gt;\n\u0026lt;br \/\u0026gt;\nIn this simulation, you will be able to:\u0026lt;br \/\u0026gt;\n\u0026amp;bull; define isotopes\u0026amp;nbsp;\u0026lt;br \/\u0026gt;\n\u0026amp;bull; identify isotopes of different elements\u0026amp;nbsp;\u0026lt;br \/\u0026gt;\n\u0026amp;bull; calculate the number of protons and neutrons in different isotopes","BACKING_FILE":null,"FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":"","MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.hs200024","TOPIC_ID":"hs200024","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_HS200024.jpg","PUBLIC_BANNER_IMG":"HS200024.jpg","PUBLIC_VIDEO":"pvideo_hs200024.mp4","PUBLIC_VIDEO_URL":"https:\/\/youtu.be\/f4sZdLZU03k","DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"3","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"0000-00-00 00:00:00","CREATED_BY":"1","UPDATED_ON":"0000-00-00 00:00:00","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"\u0026lt;div\u0026gt;Overview:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;Isotopes are atoms that have the same number of protons and electrons, but a different number of neutrons. A hydrogen atom has three known isotopes:\u0026amp;nbsp; hydrogen, deuterium and tritium.\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;Learning Objectives:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;\u0026lt;div\u0026gt;After completing this module, you will be able to:\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Define isotopes.\u0026amp;nbsp;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Identify isotopes of different elements.\u0026amp;nbsp;\u0026lt;\/div\u0026gt;\u0026lt;div\u0026gt;- Calculate the number of protons and neutrons in different isotopes.\u0026lt;\/div\u0026gt;\u0026lt;\/div\u0026gt;","IS_ANALYTICS":"Y","VR_ENABLE":"Y","VR_SESSION_ENABLE":"Y","YOUTUBE_URL":null,"CONT_TYPE":"VR Module","CAT_NAME":"\u0627\u0644\u0646\u0638\u0627\u0626\u0631","ADMSUBJECT_ID":"646","ADMCOURSE_ID":"124","DISPLAY_NAME":"\u0627\u0644\u0645\u0645\u0644\u0643\u0629 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The shell nearest to the nucleus has the least energy and subsequent shells have progressively more energy. Electrons first occupy lowest-energy shell, subsequent shells are occupied according to increasing order of energy. The maximum number of electrons that can be accommodated in any energy level is given by 2n\u00b2 where n is the number of the energy level, such as 1, 2, 3, 4...\u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Explain the rules for filling electrons in different atomic shells.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Arrange electrons in different atomic shells up to first 20 elements.\u003C\/div\u003E","CONT_DESC_AR":"Electrons are arranged in energy levels, or shells, around the nucleus of an atom. 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A chemical equation must be balanced according to the Law of Conservation of Mass. In order to balance a chemical equation, the molecular formulas in the equation cannot be altered. A coefficient specifies how many of each molecule are required for a balanced equation. \u003C\/div\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E  \r\n\u003C\/div\u003E \r\n\u003Ch3\u003ELearning Objectives:\u003C\/h3\u003E \r\n\u003Cdiv\u003E \r\n \u003Cbr\u003E  \r\n\u003C\/div\u003E \r\n\u003Cdiv\u003EAfter completing this module, you will be able to:\u003C\/div\u003E \r\n\u003Cdiv\u003E- Define the terms chemical equation and coefficient.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Apply the law of conservation of mass to describe the characteristics of a balanced chemical equation.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Determine whether or not a chemical equation is balanced.\u003C\/div\u003E \r\n\u003Cdiv\u003E- Balance a chemical equations.\u003C\/div\u003E","CONT_DESC_AR":"","BACKING_FILE":null,"FILE_UID":null,"SCORM_COURSE_ID":null,"CONT_SRC":null,"MOD_FILES":null,"FOLDER_NAME":null,"CONTTYPE_ID":"9","ANDROID_PKG":"com.umety.vr.vc000037","TOPIC_ID":"vc000037","IS_PUBLISH":"Y","IS_PUBLIC":"Y","CONT_PRICE":null,"PUBLIC_IMG":"thumb_vc000037.jpg","PUBLIC_BANNER_IMG":"vc000037.jpg","PUBLIC_VIDEO":"en_us_pvideo_vc000037.mp4","PUBLIC_VIDEO_URL":null,"DIST":null,"SHOW_ON_HOME":"N","CONTROLLER_REQUIRED":"Y","DOMAIN":"3","CONCEPT":"0","STATUS":"A","EXPIRY_DAYS":null,"CREATED_ON":"2018-07-04 07:05:11","CREATED_BY":"2143","UPDATED_ON":"2024-10-08 10:21:59","UPDATED_BY":"2","CONT_ORDER":"0","X_ROTATION":null,"Y_ROTATION":null,"Z_ROTATION":null,"BG_COLOR":"0x000000","X_POSITION":null,"Y_POSITION":null,"Z_POSITION":null,"TEMP_DESC":"\u0026lt;p\u0026gt;Overview:\u0026lt;\/p\u0026gt;\u0026lt;p\u0026gt;\u0026lt;br\u0026gt;\u0026lt;\/p\u0026gt;\u0026lt;p\u0026gt;A chemical equation is the symbolic representation of a chemical reaction. 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