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Question

$$ns^{1}$$ electronic configuration is not present in:



A
Ag
loader
B
Mn
loader
C
Cr
loader
D
Cu
loader

Solution

The correct option is B Mn
Manganese (Mn) has $$ns^2$$ electronic configuration. 

The electronic configuration of Manganese is 

$$1s^22s^22p^63s^23p^63d^54s^2$$.

Option B is correct.

Chemistry
NCERT
Standard XII

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