Electrolysis of water is a decomposition reaction. The mole ratio of hydrogen and oxygen gases liberated during electrolysis of water is
  1. 1:1
  2. 2:1
  3. 4:1
  4. 1:2

AcademicChemistryNCERTClass 10

Correct Answer:  (b) 2:1

Explanation: 1 mole of water (H2O) has 2 moles of Hydrogen and 1 mole of water. Hence mole ratio between hydrogen and oxygen is 2:1.

raja
Updated on 10-Oct-2022 13:27:09

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