JEE Main & Advanced Sample Paper JEE Main Sample Paper-7

  • question_answer
    When heated with cone. \[HN{{O}_{3}},\] proteins give yellow colour. This test is called

    A)  oxidising test

    B)  Xantho proteic test

    C)  Acid base test

    D)  Hoppe's test

    Correct Answer: B

    Solution :

    Xantho proteic protein turns yellow when reacts with cone. \[HN{{O}_{3}}\].


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