TessGray TessGray

31-05-2017
Chemistry

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Which element has 7 valence electrons? (2 points) nitrogen (N) neon (Ne) lithium (Li) chlorine (Cl)

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GhostieCupcakes GhostieCupcakes

31-05-2017

it's chlorine, it's one of the few elements with 7 valence electrons

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dec77cat dec77cat

31-05-2017

electronic formula
Cl chlorine 1s²2s²2p⁵

valence electrons
2s²2p⁵

the number of valence electrons
2+5 =7

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