Physics · Electrochemistry
What chemical effect occurs inside a lead-acid battery during its charging process?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Water decomposes into hydrogen and oxygen gases.
- 2Lead sulfate decomposes to restore lead and lead dioxide on the plates.✓
- 3Sulfuric acid completely decomposes into hydrogen and sulfate ions.
- 4Lead actively reacts with acid and forms lead sulfate.
Correct answer
Lead sulfate decomposes to restore lead and lead dioxide on the plates.
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