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- Very pure hydrogen (99.9%) can be made by which of the following processes?Option: 1 Reaction of methane with steam<div class='qna-opti
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Very pure hydrogen (99.9%) can be made by which of the following processes?
Reaction of methane with steam
Mixing natural hydrocarbons of high molecular weight
Electrolysis of water
Reaction of salt like hydrides with water
Answers (1)
Dihydrogen of high purity is usually prepared by the electrolysis of water using platinum electrodes in presence of small amount of acid or alkali
Dihydrogen is collected at cathode.
Therefore the correct option is (3).
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