Chemistry · 2020
JEE Main · 6 September 2020, Shift 2 · Q35
Match the following compounds (Column-I) with their uses (Column-II):
Match the following compounds (Column-I) with their uses (Column-II) :
| S. No. | Column - I | S. No. | Column - II |
| (I) | $\displaystyle \mathrm{Ca}(\mathrm{OH})_2$ | (A) | casts of statues |
| (II) | NaCl | (B) | white wash |
| (III) | $\displaystyle \mathrm{CaSO}_4 \cdot \frac{1}{2} \mathrm{H}_2 \mathrm{O}$ | (C) | antacid |
| (IV) | $\displaystyle \mathrm{CaCO}_3$ | (D) | washing soda preparation |
Official answer
(3)
(I)-(B), (II)-(D), (III)-(A), (IV)-(C)
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JEE Main 2020 Chemistry question, with the answer from NTA’s final answer key. Where our answers come from.