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Which one of the following is a transiti...

Which one of the following is a transition metal ?

A

Aluminium (Al)

B

Manganese (Mn)

C

Magnesium (Mg)

D

Calcium (Ca)

Text Solution

Verified by Experts

The correct Answer is:
B
In the transition elements , the last differentiating electron is accommodated on penultimate d-orbiral .
The electronic configuration of Mn is
`Mn = [Ar] 3d^(5) 4S^(2)`
As the last electron goes in to the d subshell hence , Mn is a transition metal.
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