Which impurity is most frequently found in the electrolyte of a lead-acid battery?

Electrolysis and Storage of Batteries MCQs for PPSC, FPSC, NTS, and Pakistan government job tests. Select an option below, then read the explanation.

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Subject
Electrolysis and Storage of Batterieselectrical-engineering-mcqs › electrolysis-and-storage-of-batteries
Published
15 Dec 2018
Last updated
28 May 2026

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Explanation

Among the various impurities, iron is the most common contaminant present in the electrolyte of lead-acid batteries. Other substances like chlorine, dust, or lead crystals are less prevalent.

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