1.

Bleaching of a fabric cloth is done using A and excess of chlorine is removed using B. A and B are

A. \[CaOC{{l}_{2}}\], \[N{{a}_{2}}S{{O}_{3}}\]
B. \[N{{a}_{2}}S{{O}_{3}}\],\[CaOC{{l}_{2}}\]
C. \[CaC{{l}_{2}}\], \[N{{a}_{2}}{{S}_{2}}{{O}_{3}}\]  
D. \[CaOC{{l}_{2}}\], \[N{{a}_{2}}{{S}_{2}}{{O}_{2}}\]
Answer» E.


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