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Each orbital can contain no more than 2 electrons. This is:

O A. Conservation of energy
OB. The Pauli exclusion principle
C. None of these
D. Hund's rule

2 Answers

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Answer: B. The Pauli exclusion principle.

Explanation: Founders Educere answer ;)

User Maheta Dhaval K
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The Pauli exclusion principle.
User Martin Erlic
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