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The valence electrons of .(29)Cu lie in ...

The valence electrons of `._(29)Cu` lie in the

A

K shell

B

M shell

C

N shell

D

both M and N shell

Text Solution

Verified by Experts

The correct Answer is:
C
Outer configuration of `Cu = 3d^(10) 4s^(1)`, valence electron is in n = 4 or N shell.
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