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Carbon - 7 guidelines Chalcogens - 8 guidelines Halogens - 2 guidelines Lanthanoid Series Elements - 2 guidelines Metals, Alkali - 9 guidelines Metals, Alkaline Earth - 21 guidelines Metals, Heavy - 15 guidelines Metals, Light - 11 guidelines Metals, Rare Earth - 2 guidelines Noble Gases - 3 guidelines Silicon - 1 guideline Transition Elements - 12 guidelines
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Date Modified: 11/3/2008