JEE Main 8 April 2023, Shift 2, Chemistry Q66

Question 66 of 90 in this shift, Chemistry question 6 of 30, Section A.

Which of the following can reduce decomposition of

\mathrm{H_2O_2}

on exposure to light

(1)Alkali
(2)UreaOfficial answer
(3)Dust
(4)Glass containers

Official answer

Option 2

NTA final key.

Chapter: Hydrogen
Topic: Hydrogen and Hydrides
Idea tested: Storage and Stabilization of H2O2

Same idea in other shifts

Asked 2× in all

26 Jul 2022, Shift 1 · Q65Which of the following can be used to prevent the decomposition of $\mathrm{H_2O_2}$ ?EasySingle 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.