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}} $