Question

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10. Which of the following substances is used as an antichlor?
(a) Caocl2
(b) Na2S2O3
(c) Na2so4
(d) Cuso4​

Answer 1

Option (a) is the correct answer

CaOCl2 is used as an antichlor

Explanation:

• An antichlor is a substance which is  used to decompose residual HCl
• or chlorine after chlorine-based bleaching is used.
• It is helpful in order to prevent ongoing reactions, and also help to prevent the damage if the material that has been bleached.
• An antichlor is a compound which is used during bleaching process  to decompose the residue of hydrochloride or chlorine which are formed after the chlorine-based bleaching is done.
• it is very often used in the textile and paper industries for the cleaning and after bleaching processes.

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