8th Class Science Coal and Petroleum Question Bank Coal and Petroleum

  • question_answer
    What does natural gas mainly consist of?

    A) \[{{C}_{2}}{{H}_{6}}\]                    

    B)                        \[C{{H}_{4}}\]

    C)                         \[{{C}_{3}}{{H}_{8}}\]                   

    D)                        \[{{C}_{4}}{{H}_{10}}\]

    Correct Answer: B

    Solution :

    Natural gas is a mixture of methane, ethane, propane, butane, carbon dioxide, nitrogen and oxygen. But methane \[C{{H}_{4}}\] constitutes a major percentage of about 85.                                    


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