Correct Answer: Option B

Explanation

The principal quantum number, n, describes the energy of an electron and the most probable distance of the electron from the nucleus.

In other words, it refers to the size of the orbital and the energy level an electron is placed in.

The azimuthal quantum number is a quantum number for an atomic orbital that determines its orbital angular momentum and describes the shape of the orbital.

There is an explanation video available below.

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