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NEET Sample Paper NEET Sample Test Paper-10

  • question_answer
    Which of the following is used as indelible ink?

    A)  Aqueous \[CuS{{O}_{4}}\] solution

    B)  Aqueous \[AgN{{O}_{3}}\] solution

    C)  Aqueous \[NaCl\] solution

    D)  Aqueous \[NaOH\] solution

    Correct Answer: B

    Solution :

    Aqueous silver nitrate solution is used as indelible ink.


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