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Saturday, 31 October

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JEE Main 2022 · ChemistryMultiple choiceSingle correctEasyRecall

JEE Main 30 June 2022, Shift 1, Chemistry Q72

Question 72 of 90 in this shift, Chemistry question 12 of 30, Section A.

Which one of the following chemicals has not been used for the dry cleaning of clothes ?

(1)Tetrachloroethene
(2)Liquid $\mathrm{CO_2}$
(3)EthanolOfficial answer
(4) $\mathrm{H_2O_2}$

Official answer

Option 3

NTA final key.

Chapter: Chemistry in Everyday Life
Topic: Environmental Chemistry
Idea tested: Green Chemistry Alternatives in Daily Applications

Same idea in other shifts

Asked 2× in all

25 Jul 2021, Shift 1 · Q40Which one of the following chemical agent is not being used for dry-cleaning of clothes ?MediumSingle correct

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.