8th Class Science Coal and Petroleum Question Bank Coal and Petroleum Hots Objective Problems

  • question_answer
    Coal, petroleum, and methane are organic substances. They exist in different physical states. The physical states in which coal, petroleum, and methane respectively exist are

    A)  Solid, liquid, and liquid

    B)  Solid, liquid, and solid

    C)  Solid, liquid, and gas                     

    D)  Gas, liquid, and solid

    Correct Answer: C

    Solution :

      Coal, petroleum, and methane are found in solid, liquid, and gaseous states respectively. The correct answer is C.


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