1.

Chlorine is formed when dil HCl is treated with

Answer»

`KMnO_4`
`MnO_2`
`K_2Cr_2O_7`
All of these

SOLUTION :PREPARATION of `Cl_2.` Dil . HCL REACTS with `KMnO_4,MnO_2, K_2Cr_2O_7` to liberate `Cl_2`


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