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Quantum Numbers - Chemistry Previous Year Asked Questions with Answers (Hindi) - ObjectiveMCQ

Chemistry

Topics

Atomic Structure
- Quantum Numbers
Carbon Compounds
- Hydrocarbons
Electrochemistry
- Electrolysis
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Periodic Table
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SubjectsChemistryatomic_structureQuantum Numbers

Quantum Numbers in Chemistry : PYQs with Answers

1 questions · Page 1 of 1

JEE MAIN 2024 Atomic Structure

1.

तीसरे कोश (n = 3) में अधिकतम कितने इलेक्ट्रॉन समा सकते हैं?

A

8

B

18

C

32

D

10

Correct Answer:

(B) 18

Explanation:

किसी कोश में अधिकतम इलेक्ट्रॉन = $2n^2$ । n = 3 के लिए: $2 \times 9 = 18$ ।