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CHEMISTRY

JAMB 2011 - Question 34

Chemistry 2011 JAMB Past Questions - Question 34: The bleaching action of chlorine gas is effective due to the presence of

Choose the correct answers from the options given.

The bleaching action of chlorine gas is effective due to the presence of

A: hydrogen chloride

B: water

C: air

D: oxygen.

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Correct Answer

Explanation

The bleaching action of chlorine gas is effective due to the presence of water. Chlorine gas reacts with water to form hypochlorous acid (HOCl) and hydrochloric acid (HCl), which are powerful oxidizing agents responsible for the bleaching action. Therefore, the presence of water facilitates the bleaching process.