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Multiple Choice
What is the maximum number of electrons that can occupy a single p orbital?
A
2
B
6
C
3
D
1
Verified step by step guidance
1
Recall that an orbital is a region in space where there is a high probability of finding an electron. Each orbital can hold a specific maximum number of electrons based on the Pauli Exclusion Principle.
Understand that a p orbital is one of the three types of orbitals (s, p, d, f) and has a dumbbell shape. Each p subshell contains three p orbitals (px, py, pz), but the question asks about a single p orbital, not the entire p subshell.
Apply the Pauli Exclusion Principle, which states that each orbital can hold a maximum of two electrons, and these electrons must have opposite spins.
Therefore, the maximum number of electrons that can occupy a single p orbital is 2.
Note that while a p subshell has three orbitals and can hold up to 6 electrons in total, each individual p orbital can only hold 2 electrons.