Dihydrogen of high purity (>99.95 %) is obtained through:

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Question:

Dihydrogen of high purity $(>99.95 \%)$ is obtained through:

  1. the electrolysis of warm $\mathrm{Ba}(\mathrm{OH})_{2}$ solution using Ni electrodes.

  2. the reaction of $\mathrm{Zn}$ with dilute $\mathrm{HCl}$

  3. the electrolysis of brine solution.

  4.  the electrolysis of acidified water using Pt electrodes.

Correct Option: 1

Solution:

High purity $(>99.95 \%)$ dihydrogen is obtained by electrolysing warm aqueous barium hydroxide solution between nickel electrodes.

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