Question

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(C) Atomlonass
If aufbau rule is not followed, 19th electron in Sc (Z = 21) will have
(A) n = 3, 1 = 0
(B) n = 3,1 = 1
(C)n = 3, 1=2
VO) n = 4,1 = 0
The correct set of quantum number for the unpaired electron of Cl - atom is​

Answer 1

Answer:

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