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  • High purity  dihydrogen is obtained by Option: 1 reaction of zinc w

High purity (>99.95 \%) dihydrogen is obtained by 

Option: 1

reaction of zinc with aqueous alkali.
 


Option: 2

electrolysis of acidified water using platinum electrodes.
 


Option: 3

electrolysis of warm aqueous barium hydroxide solution between nickel electrodes.
 


Option: 4

reaction of zinc with dilute acid.


Answers (1)

best_answer

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

Hence, the correct answer is Opton (3).

Posted by

Kuldeep Maurya

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