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6th Class Science Changes Around us Question Bank Changes around us

  • question_answer
    When you burn petrol, flames appear. What type of a reaction is this?

    A)  An endothermic reaction

    B)         An exothermic reaction

    C)         A physical change

    D)         A reversible reaction

    Correct Answer: B

    Solution :

    Heat is released when you burn petrol. So, it is an exothermic reaction.


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