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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: - In Cu-ammonia complex, the state of hybridization of Cu²⁺ is
- Which of the following molecules has the maximum dipoles moment
- Which of these is a hypnotic
- In Lassaigne’s test red colour precipitate is obtained which is due to formation
- One gram sample NH₄NO₃ is decomposed in a bomb calorimeter.
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
- In Cu-ammonia complex, the state of hybridization of Cu²⁺ is
- Which of the following molecules has the maximum dipoles moment
- Which of these is a hypnotic
- In Lassaigne’s test red colour precipitate is obtained which is due to formation
- One gram sample NH₄NO₃ is decomposed in a bomb calorimeter.
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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