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Saturday, 31 October

JEE Main 2021 · ChemistryMultiple choiceMatch the listMediumRecall

JEE Main 22 July 2021, Shift 2, Chemistry Q37

Question 37 of 90 in this shift, Chemistry question 7 of 30, Section A.

Match List - I with List - II : List - I (Elements) List - II (Properties) (a) Ba (i) Organic solvent soluble compounds (b) Ca (ii) Outer electronic configuration 6s26s^2 (c) Li (iii) Oxalate insoluble in water (d) Na (iv) Formation of very strong monoacidic base Choose the correct answer from the options given below :
  1. (1)(a)-(iv), (b)-(i), (c)-(ii) and (d)-(iii)
  2. (2)(a)-(i), (b)-(iv), (c)-(ii) and (d)-(iii)
  3. (3)(a)-(ii), (b)-(iii), (c)-(i) and (d)-(iv)Official answer
  4. (4)(a)-(iii), (b)-(ii), (c)-(iv) and (d)-(i)

Official answer

Option 3

NTA final key.

Chapter
The s-Block Elements
Topic
s-Block Elements
Idea tested
Solubility of Salts

Same topic in other shifts

All s-Block Elements questions
  1. 6 Apr 2024, Shift 2 · Q66Match List - I with List - II. List - I (Alkali Metal) (A) Li (B) Na (C) Rb (D) Cs List - II (Emission Wavelength in nm) (I) 589.2 (II)…HardMatch the list
  2. 30 Jan 2024, Shift 2 · Q90Number of metal ions characterized by flame test among the following is ________.…MediumNumerical value
  3. 31 Jan 2024, Shift 2 · Q63Which of the following is least ionic?MediumSingle correct
  4. 6 Apr 2023, Shift 1 · Q67The standard electrode potential of M+/M\mathrm{M^+/M} in aqueous solution does not depend onMediumSingle correct
  5. 6 Apr 2023, Shift 1 · Q68The setting time of Cement is increased by addingEasySingle correct
  6. 6 Apr 2023, Shift 2 · Q66Structures of BeCl2\mathrm{BeCl_2} in solid state, vapour phase and at very high temperature respectively are: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.