JEE Mains · Chemistry · STD 12 -1. Solution and colligative properties
\(108\; \mathrm{g}\) of silver (molar mass \(108\; \mathrm{g}\; \mathrm{mol}^{-1}\) ) is deposited at cathode from \(AgNO_3 (aq)\) solution by a certain quantity of electricity. The volume (in \(L\)) of oxygen gas produced at \(273 \;\mathrm{K}\) and \(1\; bar\) pressure from water by the same quantity of electricity is ............. \(\mathrm{litre}\)
- A \(8.33\)
- B \(5.67\)
- C \(6.33\)
- D \(4.67\)
Answer & Solution
Correct Answer
(B) \(5.67\)
Step-by-step Solution
Detailed explanation
gm eq. of \(\mathrm{Ag}=\frac{108}{108}=1\) \(\mathrm{gm}\) eq. of \(\mathrm{O}_{2}(\mathrm{g})=1\) Volume of \(\mathrm{O}_{2}(\mathrm{g})=22.7 \times \frac{1}{4}=5.675\) litre
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