Question

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

A

Group I A

B

Group II A

C

Group III A

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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