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8th Class Science Combustion and Flame Question Bank Combustion and Flame

  • question_answer
    Which of the following is a non- combustible substance?

    A)  Coke                                    

    B)                         Diamond                            

    C)                         Coal                                     

    D)                         Wood

    Correct Answer: B

    Solution :

    Diamond is a non-combustible substance.


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