Pauli Exclusion Principle worksheet

Pauli Exclusion Principle plays an important role to explain a wide variety of physical phenomena. Expression of Pauli Exclusion principle says that, “ no two electrons in the same atom can be in the same quantum state.”

In this article you can find questions and answers related to Pauli exclusion principle.


1. Which is an example of violation of Pauli’s Law:


2. Hund’s rule is helpful:

(a) To write stable electronic configuration
(b) To find number of unpaired electrons
(c) To find multiplicity
(d) All of these

3. Hund’s rule is applied mainly for:

(a) Any orbital
(b) Degenerate orbitals only
(c) Sub-orbitals only
(d) Orbits only

4. Which has maximum energy here?

n l
(a) 3 1
(b) 3 0
(c) 4 2
(d) 4 0

5. If we write (Ar) 3d^5, 4s^1, this will represent:

(a) Ground and stable configuration of Cr
(b) Excited state configuration of Cr
(c) Ground state configuration of Mn
(d) Excited state configuration of Mn

6. Violation of Both Pauli and Hund’s rule is observed in:


7. Which is not correct configuration here?
(a) _{24}Cr \to [Ar]3d^4, 4s^2
(b) _{29}Cu \to [Ar]3d^9, 4s^2
(c) _{46}Pd \to [Kr]4d^8, 5s^2
(d) All of these


1. (d) 2. (d) 3. (b) 4. (c) 5. (a)
6. (b) 7. (d)

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