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JEE Main 202118 MarchMorning Shift
Exam
JEE Main
Year
2021
Date
18 March
Shift
Morning Shift
Subject
Chemistry
Chapter
s Block Elements

JEE Main 2021 · 18 March · Morning Shift · Chemistry · s Block Elements

Match List - I with List - II List - I List - II (a) Ca ( OCl ) _ 2...

Match List−I- I with List−II- II

List−I- I List−II- II
(a) Ca(OCl)2Ca ( OCl{)}_{2} (i) Antacid
(b) CaSO4⋅12H2O{CaSO}_{4} \cdot \dfrac{1}{2}{H}_{2}O (ii) Cement
(c) CaOCaO (iii) Bleach
(d) CaCO3{CaCO}_{3} (iv) Plaster of paris

Choose the most appropriate answer from the

Options

  1. Aa−i,b−iv,c−iii,d−iia - i, b - iv, c - iii, d - ii
  2. Ba−iii,b−ii,c−iv,d−ia - iii, b - ii, c - iv, d - i
  3. Ca−iii,b−iv,c−ii,d−ia - iii, b - iv, c - ii, d - i
  4. Da−iii,b−ii,c−i,d−iva - iii, b - ii, c - i, d - iv

Correct answer

C. a−iii,b−iv,c−ii,d−ia - iii, b - iv, c - ii, d - i

Step-by-step solution

Ca(OCl)2Ca ( OCl{)}_{2} is Bleach.
CaSO4⋅12H2O{CaSO}_{4} \cdot \dfrac{1}{2}{H}_{2}O is plaster of paris.
CaCO3{CaCO}_{3} is used as an antacid.

CaOCaO is major component of cement.

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