Multiple choice

Which of the following gas is produced on passing steam over red hot coke?

  1. producer gas

  2. coal gas

  3. L.P.G

  4. water gas
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Passing steam over red hot coke (carbon) produces a mixture of carbon monoxide and hydrogen, which is known as water gas. Producer gas is made by passing air over red hot coke instead.

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