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The lead-acid accumulator consists of…

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The lead-acid accumulator consists of

  • A. Lead as the positive electrode
  • B. Lead acid as the negative electrode
  • C. Hydrochloric acid as the electrolyte
  • D. Tetraoxosulphate (vi) acid as the electrolyte




For lead-acid accumulators,

Negative electrode = lead

Positive electrode = lead oxide

Electrolyte = concentrated sulphuric acid

Now for the right answer to the above question:

  1. Option A is incorrect. lead is the negative and not positive electrode.
  2. Option B is incorrect. electrodes are usually solids and not aqueous or liquids.
  3. C is incorrect. no, not hydrochloric acid.
  4. D is the correct answer.


You may please note these/this:

  • Lead-acid accumulator is another name for your normal car battery.

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/culled from 2019 JAMB-UTME physics question 38/

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