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For the valence electron in copper the f...

For the valence electron in copper the four quantum numbers are

A

n=4 , l=0 , m=0 s=+1/2

B

n=4 , l=0 , m=0 s=+1/2

C

n=4 , l=0 , m=+2 s=+1/2

D

n=4 , l=0 , m=+2 s=+1/2

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The correct Answer is:
A
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  • Consider the ground state of Cr atom (Z=24). The number of electrons with the azimuthal quantum numbers, l=1 and 2 are respectively-

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