Compound A used as a strong oxidizing agent is amphoteric in nature. It is the part of lead storage batteries. Compound A is:

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Canvas Classes · Accepted Answer

Lead dioxide ():

- Strong oxidising agent: Pb is in +4 state (high oxidation state) → readily reduced to Pb²⁺ ✓
- Amphoteric: Reacts with both acids and bases ✓
- Lead storage battery:  is the positive electrode (cathode) in lead-acid batteries ✓

During discharge:

Answer: Option (3) —

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