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Electronic configuration of M³⁺ is [Ar] 3d10 4s2 , it belongs to:
A
s-block
B
p-block
C
d-block
D
f-block
Explanation
Electronic configuration of M³⁺ is [Ar] 3d10 4s2 . M will have 3 electrons more than M³⁺. So, electronic configuration of M = [Ar] 3d10 4s2 4p3 . The last electron of the given element enters into p-orbital. So, the given element belongs to p-block.
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