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In a given atom no two electrons can have the same values for all the four quantum numbers.This is called
Options
(a) Hund’s Rule
(b) Aufbau principle
(c) Uncertainty principle
(d) Pauli’s Exclusion principle
Correct Answer:
Pauli’s Exclusion principle
Explanation:
No two electrons in an atom can have same values of all the four quantum numbers: e.g = 1s²
For Ist electron n = 1 , l = 0 , m = 0 , s = + 1 /2
For II nd electron n = 1 , l = 0 , m = 0 , s = – 1 /2.
Related Questions: - The secondary precursors of photochemical smog are
- The reaction that takes place when Cl₂ gas is passed through conc.NaOH solution
- The reaction of which of the following compounds would yield secondary amine
- The catalyst SnCl₂ / HCl is used in
- Which of the following processes does not involve oxidation of iron
Question Type: Memory
(964)
Difficulty Level: Easy
(1008)
Topics: Structure of Atom
(90)
Subject: Chemistry
(2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The secondary precursors of photochemical smog are
- The reaction that takes place when Cl₂ gas is passed through conc.NaOH solution
- The reaction of which of the following compounds would yield secondary amine
- The catalyst SnCl₂ / HCl is used in
- Which of the following processes does not involve oxidation of iron
Question Type: Memory (964)
Difficulty Level: Easy (1008)
Topics: Structure of Atom (90)
Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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