Column I (Salts) | Column II (Uses) |
P. Baking soda | 1. In making fire-works |
Q. Nitre | 2. As a fungicide |
R. Blue vitriol | 3. In purification of water |
S. Phitkari | 4. In fire extinguishers |
A) P-3; Q-2; R-4; S-1
B) P-4; Q-3; R-1; S-2
C) P-4; Q-1; R-2; S-3
D) P-2; Q-1; R-4; S-3
Correct Answer: C
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