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NDA 1 2024 GAT, question 98

Topic: Chemistry

Q98

Water gas is a mixture of :

  1. (a) CO2CO_{2} and H2H_{2}
  2. (b) COCO and H2H_{2}Correct answer
  3. (c) CO2CO_{2} and H2OH_{2}O
  4. (d) COCO and H2OH_{2}O

Solution.

Answer: (b) COCO and H2H_{2}

  1. Water gas is chiefly carbon monoxide and hydrogen, formed by passing steam over hot carbon: C + H₂O → CO + H₂.
  2. Do not confuse it with producer gas, which contains much nitrogen.