Question

What is pauli's principle​

Answer 1

Answer:

The Pauli exclusion principle states no two electrons (or other fermions) can have the identical quantum mechanical state in the same atom or molecule. ... The Pauli exclusion principle only applies to particles with a half-integer spin.

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Answer 2

Pauli Exclusion Principle.

The Pauli Exclusion Principle states that, in an atom or molecule, no two electrons can have the same four electronic quantum numbers.

As an orbital can contain a maximum of only two electrons, the two electrons must have opposing spins.