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8.23. Chlorine is used to purify drinking water. Excess of chlorine is harmful. The excess of chlorine is removed by treating with sulphur dioxide. Present a balanced equation for this redox change taking place in water.

0 10 Views | Posted 4 months ago
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    Answered by

    Vishal Baghel | Contributor-Level 10

    4 months ago

    The balanced chemical reaction for the redox reaction between chlorine and sulphur dioxide is:

    Cl2? + SO2? + 2H2? O → 2Cl− + SO42− ? + 4H+.

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