Question

what are the quantum numbers for 3d electrons of chromium​

Answer 1

Cr - Electronic Configuration - 1s

2

2s

2

2p

6

3s

2

3p

6

4s

1

3d

5

21

st

electron is present in 3d orbital.

So, Its set of quantum numbers are

n = 3

l = 2

m = -1

s = +1/2

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