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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.
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Question Type: Memory
(964)
Difficulty Level: Easy
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Topics: Structure of Atom
(90)
Subject: Chemistry
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Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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- What is the composition of tear gas
- which of the following oxy acids of phosphorus is a reducing agent and monobasic
Question Type: Memory (964)
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Subject: Chemistry (2512)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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