4 4 conclusionitistheelectronsespecially

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Unformatted text preview: 电 8 电电电电 电电电电电电电电 The electron numbers in the outermost shell 电电电电电电电电电 : 1 电 rare gases The electron number in the outermost shell of rare gases is regarded as 2 or 8, which is a stable electronic structure. 电电电电电电电电电电电电电 2 电电 8 电电电电电电电电电电电电电电电 电电电电电电电电电电电电电 2 电 metals The electron number in the outermost shell of metals is commonly less than 4, so the metal atoms tend to lose electrons in a chemical reaction to form a positive ion 电 or cation 电 . 电电电电电电电电电电电电电电电电 4 电电电电电电电电电电电电电...
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