JEE Main 2020 · ChemistryMultiple choiceSingle correctMediumApplication

JEE Main 2 September 2020, Shift 2, Chemistry Q30

Question 30 of 75 in this shift, Chemistry question 5 of 25.

The number of subshells associated with

n=4

and

m=-2

quantum numbers is :

(1)2Official answer
(2)4
(3)8
(4)16

Official answer

Option 1

NTA final key (Sep 2020).

Chapter: Structure of Atom
Topic: Quantum Numbers
Idea tested: Magnetic Quantum Number

Same idea in other shifts

Asked 7× in all

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31 Aug 2021, Shift 1 · Q52Ge ( $\mathrm{Z}=32$ ) in its ground state electronic configuration has $x$ completely filled orbitals with $\mathrm{m}_l=0$ . The value of…MediumNumerical value
31 Aug 2021, Shift 2 · Q53The value of magnetic quantum number of the outermost electron of $\mathrm{Zn^+}$ ion is __________. (Integer answer)EasyNumerical value
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Question text from the official JEE Main paper published by NTA; answer from the final answer key. Chapter, topic and idea tags, difficulty and skill are Lumi’s. Lumi analyses 108 of the 174 JEE Main shifts held from 2017 to 2026.