10th Class Science Carbon and its Compounds / कार्बन और उसके यौगिक Question Bank Carbon Compounds

  • question_answer
    The main source of organic compounds is 

    A)  coaltar                

    B)              petroleum            

    C)                 both [a] and [b] and

    D)  none of the above

    Correct Answer: B

    Solution :

    Not Available


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