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JEE Main20206 Sep 2020Evening ShiftChemistryHydrogenActual

Dihydrogen of high purity > 99 . 95 % is obtained through :

Options

  1. AThe reaction of Zn with dilute HCl .
  2. BThe electrolysis of acidified water using Pt electrodes.
  3. CThe electrolysis of brine solution.
  4. DThe electrolysis of warm Ba OH 2 solution using Ni electrrodes.

Correct answer

D. The electrolysis of warm Ba OH 2 solution using Ni electrrodes.

Step-by-step solution

Dihydrogen of high degree of purity > 99 . 95 % is obtained by the electrolysis of warm aqueous barium hydroxide solution between nickel electrodes.

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