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The p-Block Elements — Chemistry STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceChemistryThe p-Block Elements2 Marks
Question
Explain the following observations giving appropriate reason:
Bleaching effect of chlorine is permanent.
✓

Answer

$\text{Cl}_2+\text{H}_2\text{O}\rightarrow [\text{HCl}+\text{HOCl}]\rightarrow2\text{HCl}+[\text{O}]$Coloured substance + [O] → Coloured substance.
As the bleaching action of chlorine is due to oxidation, therefore, it is permanent.

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