`H_(2)O_(20` is manufactured these days
`H_(2)O_(20` is manufactured these days
A. By the action of `H_(2)O_(2) ` on `BaO_(2)`
B. By the action of `H_(2)SO_(4)` on `Na_(2)O_(2)`
C. By electrolysis of `50% H_(2)SO_(4)`
D. By burning hydrogen in excess of oxygen
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Correct Answer - c
Electrolysis of `50%` sulphuric acid gives per disulphuric acid `(H_(2)S_(2)O_(8))` which on distillation yields `30%` solution of hydrogen peroxide.
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