Question

write all sets of quantum number for 20th electron of chromium

Answer 1

Answer:

n = 3

l = 2

m = 2

s = ± 1/2

Explanation:

Cr: 4s1 3d5

Answer 2

Answer:

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