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#1: How many valence electrons are in the outermost shell of all halogens? A. 1 B. 4 C. 7 D. 8
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#1: How many valence electrons are in the outermost shell of all halogens? A. 1 B. 4 C. 7 D. 8
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Dec 7, 2017
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#1: How many valence electrons are in the outermost shell of all halogens?
A. 1
B. 4
C. 7
D. 8
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#1: How many valence electrons are in the outermost shell of all halogens?
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Mengjun
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Dec 12, 2017
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Mengjun
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