P-Block Elements Ques 120

Question: Chlorine acts as a bleaching agent only in presence of

[IIT 1983; DCE 2002]

Options:

A) Dry air

B) Moisture

C) Sunlight

D) Pure oxygen

Show Answer

Answer:

Correct Answer: B

Solution:

$ Cl_2+H_2O\to 2HCl+[O] $ Nascent oxygen $ \underset{flower}{\mathop{Coloured}}+[O]\underset{agent}{\mathop{\xrightarrow{\text{Bleaching }}}}\underset{(Oxidized)}{\mathop{Colourlessflower}} $



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