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What is the value of the quantum number n for a spin-up electron in a 3d orbital?A.+1221​ B.+3C.-2D.+2

Question

What is the value of the quantum number n for a spin-up electron in a 3d orbital?A.+1221​ B.+3C.-2D.+2

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Solution

The quantum number n refers to the principal quantum number, which indicates the energy level of the electron in an atom. For a 3d orbital, the principal quantum number n is 3. So, the correct answer is B. +3.

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