traytray60 traytray60

13-09-2016
Biology

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If an atom has 7 valence electrons, how many electrons does it need to gain to achieve a stable electron configuration? electrons

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imagoner285 imagoner285

13-09-2016

it takes one more electron because it needs 8 to make it complete

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hanvoldj hanvoldj

13-09-2016

an atom with 7 valence electrons would need only one more electron to fill that outer shell and make it stable (whereit doesn't want to react with anything anymore)

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