Q.
Match the following List-I(Electronic config.)List 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 onlyV)Auf-bau and Hund’s only
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a
A-I B-II C-V D-IV
b
A-II B-I C-IV D-III
c
A-II B-I C-V D-III
d
A-II B-I C-V D-IV
answer is A.
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Detailed Solution
Aufbau’s: Lower energy orbitals must be filled firstPauli’s: No two e- can have the same set of quantum numbersHund’s: Degenerate orbitals must be filled with e- with parallel spin
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