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[DOC File]ENVIRONMENTAL SCIENCE
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1. Group 1 elements are called the alkali metals. 2. Group 2 elements are called the alkaline earth. metals. 3. Except for hydrogen, Groups 1 and 2 are solid. metals. 4. The other groups may contain metals, nonmetals, and metalloids. 5. carbon. 6. Ammonia is made of nitrogen and hydrogen. Possible uses: cleaner, disinfectant, fertilizer,
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[DOC File]Group 2: The Alkaline Earth Metals Lab
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The elements in group 2 of the periodic table are called the alkaline earth metals. They were given that name because they were first isolated from compounds in which they were combined with oxygen. These were called the earths be the early chemists.
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Reactivity of Alkaline Earth Metals
Biogeochemical cycles describe the movement of certain elements (typically bound with other elements in compounds) through Earth’s atmosphere, hydrosphere, biosphere, and lithosphere. These elements and their compounds are necessary components of all life, and because they cycle, they can be used repeatedly by new generations of organisms.
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[DOC File]Chapter 3: Minerals of the Earth’s Crust
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The elements in Group 2 of the periodic table are called the alkaline earth elements. Like the elements in Group 1 (the alkali metals), the elements in Group 2 are chemically active and are never found in nature in the elemental state. Like all members of a group, or family, the elements in Group 2 share certain common characteristics.
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[DOC File]Teacher Guide & Answers
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6. Put the following elements in order from smallest to largest atomic radius . and. explain why: C, O, Sn, Sr.O, C, Sn, Sr. O. xygen has the most . amount. of protons on the smallest energy level, Carbon has the same number of energy levels as oxygen, but has less protons.
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The Four Elements of Matter: Earth, Water, Air, Fire
Imagine that inhabitants of another planet send a message to Earth that contains information about 30 elements. However, the message contains different names and symbols for these elements than those used on Earth. Your job is to use the information below to place each element in the correct spot on the alien periodic table.
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[DOC File]Alien Periodic Table
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groups based on the elements of which they are composed. Silicate Minerals: _____ and _____ are the two most common elements in the Earth’s crust. Minerals that contain a combination of these two elements are called _____. Silicate minerals make up _____ percent of the earth’s crust - the rest is made up of non-silicate minerals.
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What are the elements of earth