High purity (>99.95%) dihydrogen...|Hydrogen|JEEMAIN 2022

JEE MAIN 2022

25-07-22 S2

Question

High purity (>99.95%) dihydrogen is obtained by

Select the correct option:

reaction of zinc with aqueous alkali.

electrolysis of acidified water using platinum electrodes.

electrolysis of warm aqueous barium hydroxide solution between nickel electrodes.

reaction of zinc with dilute acid.

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Solution

High purity (>99.95%) dihydrogen is obtained by electrolysis of warm aqueous Ba(OH)₂ solution between Ni electrodes.

Question Tags

JEE Main

Chemistry

Easy

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