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Bleaching of a fabric cloth is done usin...

Bleaching of a fabric cloth is done using Aand excess of chlorine is removed using B. A and B are respectively. C a O C l 2 , N a 2 S O 3 N a 2 S 2 O 3 , C a O C l 2 C a C l 2 , N a 2 S 2 O 3 C a ( O C l ) 2 , N a 2 S 2 O 3

A

`CaOCl_2, Na_2SO_3`

B

`Na_2S_2O_3 , CaOCl_2`

C

`CaCl_2, Na_2S_2O_3`

D

`Ca(OC l)_2,Na_2S_2O_3`

Text Solution

Verified by Experts

The correct Answer is:
D
Bleaching powder is a mixed salt of calcium hypochlorite and basic calcium chloride. Simply it is represented by formula `Ca(OCl)_2`
To remove excess of `Cl_2`, material is dipped in hypo `(Na_2S_2O_3)`
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