JEE Main 2024 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 27 January 2024, Shift 1, Chemistry Q65

Question 65 of 90 in this shift, Chemistry question 5 of 30, Section A.

Element not showing variable oxidation state is :

(1)FluorineOfficial answer
(2)Chlorine
(3)Bromine
(4)Iodine

Official answer

Option 1

NTA final key.

Chapter: Classification of Elements and Periodicity in Properties
Topic: Group 17 & 18
Idea tested: Anomalous Properties of Fluorine

Same idea in other shifts

Asked 2× in all

27 Jun 2022, Shift 2 · Q67Given below are two statements: one is labelled as **Assertion A** and the other is labelled as **Reason R**. **Assertion A:** Flourine…EasyAssertion–reason

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.