Chemistry · Acids, Bases and Salts
Which of the following statements is true about the bleaching action of bleaching powder (CaOCl2)?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1It releases nascent oxygen, which is responsible for the bleaching action.✓
- 2It absorbs CO2 from the air.
- 3It directly reacts with coloured pigments to decolourise them.
- 4It releases O3 that oxidises coloured substances.
Correct answer
It releases nascent oxygen, which is responsible for the bleaching action.
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