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Match the following
Column-I
(Electronic
configuration) Column-II
(Rules Violated)
A)
I) Hund’s only
B)
II) Pauli’s and Hund’s only
C)
III) Auf-bau, Pauli’s and Hund’s
D)
IV) Auf-bau only
V) Auf-bau and Hund’s only
A B C D
1) I II V IV
2) II I IV III
3) II I V III
4) II I V IV

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answer is A.

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Detailed Solution

Aufbau’s: Lower energy orbitals must be filled first Pauli’s: No two e- can have the same set of quantum numbers Hund’s: Degenerate orbitals must be filled with e- with parallel spin

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