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16. Electrochemistry question bank (Chemistry)

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Q1.

When 0.1 mol MnOâ‚„²â» is oxidised, the quantity of electricity required to completely oxidise MnOâ‚„²â» to MnO₄⁻ is:  

(A)
96500 C
(B)
2 × 96500 C
(C)
9650 C
(D)
96.50 C
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Q2.

The weight of silver (at wt. = 108) displaced by a quantity of electricity which displaces 5600 mL of O₂ at STP will be:  

(A)
5.4 g
(B)
10.8 g
(C)
54.0 g
(D)
108.0 g
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