First slide

Batteries

Question

During the discharge of lead storage battery for 0.2F of electricity to be generated, the number of moles of $H_{2} {SO}_{4}$ consumed is

Easy

A

0.1
B

0.2
C

0.5
D

0.4

Solution

During the discharge of lead storage battery
$Pb + {PbO}_{2} + 2 H_{2} {SO}_{4} \overset{2 F}{⇌} 2 {PbSO}_{4} + 2 H_{2} O$

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