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Friday, 9 October

JEE Main 2021 · ChemistryMultiple choiceOtherMediumRecall

JEE Main 16 March 2021, Shift 2, Chemistry Q35

Question 35 of 90 in this shift, Chemistry question 5 of 30, Section A.

The correct statements about H2O2\mathrm{H_2O_2} are : (A) used in the treatment of effluents. (B) used as both oxidising and reducing agents. (C) the two hydroxyl groups lie in the same plane. (D) miscible with water. Choose the correct answer from the options given below :
  1. (1)(A), (B) and (D) onlyOfficial answer
  2. (2)(B), (C) and (D) only
  3. (3)(A), (C) and (D) only
  4. (4)(A), (B), (C) and (D)

Official answer

Option 1

NTA final key.

Chapter
Hydrogen
Topic
Hydrogen and Hydrides
Idea tested
Redox Behavior of Hydrogen Peroxide

Same idea in other shifts

Asked 2× in all
  1. 29 Jun 2022, Shift 1 · Q68Which one of the following reactions indicates the reducing ability of hydrogen peroxide in basic medium ?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 42 of the 174 JEE Main shifts held from 2017 to 2026.