Two electrons occupying the same orbital are distinguished by

Two electrons occupying the same orbital are distinguished by
  1. Principal quantum number
  2. Azimuthal quantum number
  3. Magnetic quantum number
  4. Spin quantum number

Solution

Two electrons occupying the same orbital will have different spin quantum number $+\frac{1}{2}$ and $-\frac{1}{2}$.

Asked in: MHT CET 2021 (23 Sep Shift 2)

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