JEE Main & Advanced Chemistry Some Basic Concepts of Chemistry Question Bank Significant figures Units for measurement

  • question_answer The prefix zepto stands for   [DPMT 2004]

    A)                 \[{{10}^{9}}\]   

    B)                 \[{{10}^{-12}}\]

    C)                 \[{{10}^{-15}}\]

    D)                 \[{{10}^{-21}}\]

    Correct Answer: D

    Solution :

                    1 zepto \[={{10}^{-21}}\]


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