Question

X!
4) A-3, B-1, C-2, D-5
Electrons in various degenerate orbitals of a sub-shell can be filled (by changing spins etc.) by
following arrangements.
where x = 2X number of orbitals Y = number of electrons.
(X-Y)!Y!
A p configuration can be written as many as
1) 15 ways
2) 6 ways
3) 45 ways
4) 10 ways​

Answer 1

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