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Saturday, 31 October

JEE Main 2022 · ChemistryMultiple choiceTwo statementsMediumConceptual

JEE Main 27 July 2022, Shift 1, Chemistry Q68

Question 68 of 90 in this shift, Chemistry question 8 of 30, Section A.

Given below are two statements. Statement I: Hydrogen peroxide can act as an oxidizing agent in both acidic and basic conditions. Statement II: Density of hydrogen peroxide at 298 K is lower than that of D2O\mathrm{D_2O}. In the light of the above statements, choose the correct answer from the options given below.
  1. (1)Both Statement I and Statement II are true.
  2. (2)Both Statement I and Statement II are false.
  3. (3)Statement I is true but Statement II is false.Official answer
  4. (4)Statement I is false but Statement II is true.

Official answer

Option 3

NTA final key.

Chapter
Hydrogen
Topic
Hydrogen and Hydrides
Idea tested
Oxidizing Action of H2O2

Same idea in other shifts

Asked 3× in all
  1. 25 Feb 2021, Shift 1 · Q36Which of the following equation depicts the oxidizing nature of H2O2\mathrm{H_2O_2} ?EasySingle correct
  2. 18 Mar 2021, Shift 2 · Q36In basic medium, H2O2\mathrm{H_2O_2} exhibits which of the following reactions ? (A) Mn2+→Mn4+\mathrm{Mn^{2+}} \rightarrow \mathrm{Mn^{4+}} (B)…MediumOther

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.