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Sticky Note
Coal gas mainly consist of ______?
کوئلے کی گیس بنیادی طور پر ______ پر مشتمل ہے؟
  1. Hydrogen and oxygen
  2. Methane and hydrogen
  3. Ethane and hydrogen
  4. None of these
Explanation
  • Coal gas primarily consists of methane (CH₄) and hydrogen (H₂), along with small amounts of other gases.
  • It is produced during the destructive distillation of coal, where methane and hydrogen are key components.

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