UPSC General Studies Solved Paper - General Studies-2014

  • question_answer
    Which of the following is/are the example/examples of chemical change?
    1. Crystallisation of sodium chloride   
    2. Melting of ice
    3. Souring of milk
    Select the correct answer using the codes given below.

    A)  1 and 2           

    B)  Only 3

    C)  All of these       

    D)  None of these

    Correct Answer: B

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