9th Class Science Is Matter Around Us Pure Question Bank MCQs - Is Matter Around us Pure

  • question_answer
    Two elements X and Y combine to give a product Z. The correct statement about Z is

    A) Z has more mass than that of X

    B) Z has less mass than that of X

    C) Z has less mass than that of Y

    D) Z show same properties as that of X and Y

    Correct Answer: A

    Solution :

    [a] \[\because \]Product Z is formed by the combination of X and Y, thus has more mass than of X and Y separately. Also Z is entirely a new product, thus cannot show same properties, as of X and Y.


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