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Electrons will fill all empty orbitals within a sublevel before they begin to pair up. This is: A. Hund’s rule B. The Aufbau principle C. None of these D. Conservation of energy
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Electrons will fill all empty orbitals within a sublevel before they begin to pair up. This is:

A. Hund’s rule
B. The Aufbau principle
C. None of these
D. Conservation of energy

User Kayze
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2 Answers

5 votes

Answer: Hund’s rule

Step-by-step explanation:

User Henrique Rocha
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0 votes
The answer is A. Hund’s rule
User Sortega
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