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Saturday, 31 October

JEE Main 2022 · ChemistryMultiple choiceMatch the listMediumRecall

JEE Main 30 June 2022, Shift 1, Chemistry Q68

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

Match List - I with List - II : List - I (a) Sodium hydride (b) Silane (c) Vanadium hydride (d) Aluminium hydride List - II (i) Lewis acid (ii) Saline hydride (iii) Molecular hydride (iv) Non-stoichiometric hydride Correct answer is :
  1. (1)(a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)Official answer
  2. (2)(a)-(ii), (b)-(iv), (c)-(iii), (d)-(i)
  3. (3)(a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
  4. (4)(a)-(i), (b)-(iii), (c)-(iv), (d)-(ii)

Official answer

Option 1

NTA final key.

Chapter
Hydrogen
Topic
Hydrogen and Hydrides
Idea tested
Ionic or Saline Hydrides

Same idea in other shifts

Asked 2× in all
  1. 16 Mar 2021, Shift 2 · Q42Statement I : Sodium hydride can be used as an oxidising agent. Statement II : The lone pair of electrons on nitrogen in pyridine makes it…EasyTwo statements

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.