10th Class Science Coal and Petroleum Question Bank Coal and Petroleum

  • question_answer
    Octane number is a scale for counting

    A)  the quantity of water present in alcohol.

    B)  the percentage of liquiefied petroleum gas in a given sample of petrol.

    C)  the quality of petrol.  

    D)  the number of different hydrocarbons present in a sample of petrol.

    Correct Answer: C

    Solution :

    Not Available


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