JEE Main 2021 · ChemistryMultiple choiceMatch the listEasyRecall

JEE Main 18 March 2021, Shift 1, Chemistry Q37

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

Match List - I with List - II : List - I (a)

\mathrm{Ca(OCl)_2}

(b)

\mathrm{CaSO_4\cdot\frac{1}{2}H_2O}

\mathrm{CaCO_3}

List - II (i) Antacid (ii) Cement (iii) Bleach (iv) Plaster of Paris Choose the most appropriate answer from the options given below :

(1)(a)-(i), (b)-(iv), (c)-(iii), (d)-(ii)
(2)(a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
(3)(a)-(iii), (b)-(ii), (c)-(iv), (d)-(i)
(4)(a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)Official answer

Official answer

Option 4

NTA final key.

Chapter: The s-Block Elements
Topic: s-Block Elements
Idea tested: Gypsum and Plaster of Paris

Same topic in other shifts

All s-Block Elements questions

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.