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Which law represents the pairing of elec...

Which law represents the pairing of electron in a sub-shell after each orbital is filled with one electron

A

Pauli's exclusion principle

B

Hund's Rule

C

Heisenberg's principle

D

Hess's law

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The correct Answer is:
B
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ERRORLESS -ATOMIC STRUCTURE-Quantum numbers , Electronic configuration and Shape of orbitals
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