p-Block elementsHard
Question
Chlorine acts as a bleaching agent only in presence of :
Options
A.dry air
B.moisture
C.sunlight
D.pure oxygen
Solution
n the presence of moisture, Cl2 liberates nascent oxygen and thus acts as oxidising as will as bleaching agent.
Cl2 + H2O → HCl + HOCl
HOCl → HCl + [O]
Coloured matter + [0] → Colourless material
Cl2 + H2O → HCl + HOCl
HOCl → HCl + [O]
Coloured matter + [0] → Colourless material
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