1.

What is electrolysis ? Discuss electrolysis of molten electrolyte.

Answer»

Solution :The process of CHEMICAL DECOMPOSITION of an electrolyte (present in the molten or dissolved state) by passing an ELECTRIC current is called electrolysis.
Electrolysis of molten NaCl
`2NaCl_((l))OVERSET("Heat")hArr2Na^(+)+2Cl^(-)`
At CATHODE
`2Na^(+)+2eto2Na`
At anode
`2Cl^(-)-2eto2Cl`
`2Cl""toCl_(2)`
Sodium is prodụced at cathode and chlorine is produced at anode.


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