(ntse exam question) What are the electronic configurations of Na+ and C  ions? (1) Na+ = 2, 8, 1 and C  = 2, 8, 7 (2) Na+ = 2, 8 and C  = 2, 8, 8 (3) Na+ = 2, 8, 2 and C  = 2, 8, 6 (4) Na+ = 2, 8 and C  = 2, 8, 7

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Question is wrong since carbon I.e. C have elctronimc configuration (2,4)
It could be Cl

Answers

2015-10-02T16:06:42+05:30
If its Na+ and Cl then answer is (4) Na+ = 2, 8 and Cl = 2, 8, 7
Its their electronic configuration according to Bohr bury scheme.. Hope it helps!!!! .
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2015-10-02T16:11:32+05:30
As you would bve knowing what is electronic configuration , the answer of this question is (4). 
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