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Question

2s2;2s22p6,3s2;3s23p6,4s2. Given electronic configuration represents which group?


Your Answer
A

Group I A

Correct Answer
B

Group II A

Your Answer
C

Group III A

Your Answer
D

None of these


Solution

The correct option is A

Group II A


The 's' is the outermost orbital in this case and it contains two valence electrons. Thus the given electronic configuration belongs to Group II A. 

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