JEE Main 2024 · ChemistryMultiple choiceOtherEasyApplication

JEE Main 6 April 2024, Shift 2, Chemistry Q69

Question 69 of 90 in this shift, Chemistry question 9 of 30, Section A.

Arrange the following elements in the increasing order of number of unpaired electrons in it. (A) Sc (B) Cr (C) V (D) Ti (E) Mn Choose the correct answer from the options given below :

(1)(B) < (C) < (D) < (E) < (A)
(2)(A) < (D) < (C) < (B) < (E)
(3)(A) < (D) < (C) < (E) < (B)Official answer
(4)(C) < (E) < (B) < (A) < (D)

Official answer

Option 3

NTA final key.

Chapter: Classification of Elements and Periodicity in Properties
Topic: Quantum Numbers
Idea tested: Counting Unpaired Electrons

Same topic in other shifts

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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 42 of the 174 JEE Main shifts held from 2017 to 2026.