SATHEE: Electrochemistry - Result Question 19

Electrochemistry - Result Question 19

####20. When $0.1 m o l M n O_{4}^{2 -}$ is oxidised, the quantity of electricity required to completely oxidise $M n O_{4}^{2 -}$ to $M n O_{4}^{-}$ is:

(a) $96500 C$

(b) $2 \times 96500 C$

(d) $96.50 C$

[2014]

Show Answer

Solution:

(c)

Quantity of electricity required $= 0.1 F$

$= 0.1 \times 96500 = 9650 C$

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Electrochemistry - Result Question 19

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