1.

Which of the following is used in the prepration of chlorine ?

Answer»

Only `MnO_(2)`
Only `KMnO_(4)`
Both `MnO_(2)` and `KMnO_(4)`
Either `MnO_(2)` and `KMnO_(4)`

Solution :`MnO_(2) + 4HClrarr MnCl_(2) + 2H_(2)O + Cl_(2)`
`2KMnO_(4) + 16HCl rarr 2KCl + 2MnCl_(2) + 8H_(2)O + 5Cl_(2)`


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