Multiple choice

Out of the following, which is used in lead storage batteries?

  1. PbO

  2. PbO2

  3. Pb2O

  4. PbO3

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

Lead dioxide (PbO2) is used as the active material in the positive plates of lead storage batteries (lead-acid batteries). It undergoes reduction during discharge, converting to lead sulfate.