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Current Affairs MCQ 839 of 1401 · Science, Technology and Space

In an alkaline battery, the electrolyte is generally:

  1. Apotassium hydroxide
  2. Blithium hexafluorophosphate
  3. Cammonium chloride
  4. Dsulphuric acid

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Correct answer: (a) potassium hydroxide

Explanation

Alkaline cells use potassium hydroxide (KOH). A car's lead-acid battery uses sulphuric acid; ordinary dry cells use ammonium chloride.

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