Q18 / 90 · JEE Main 2012 (Offline) · Chemistry

Very pure hydrogen $(99.9 \%)$ can be made by which of the following processes?

  • A
    Reaction of methane with steam
  • B
    Mixing natural hydrocarbons of high molecular weight
  • Correct answer
    C
    Electrolysis of water
  • D
    Reaction of salt like hydrides with water

Solution

Highly pure hydrogen is obtained by the electrolysis of water.

Hence, the correct answer is option: 'C'.

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