VIT Engineering VIT Engineering Solved Paper-2014

  • question_answer
    Which of the following pairs give positive Tollen's test?

    A) Glucose, sucrose

    B) Glucose, fructose

    C) Hexanal, acetophenone

    D) Fructose, sucrose

    Correct Answer: B

    Solution :

    Aldehydes and \[N=\frac{{{N}_{0}}}{e}=\frac{e{{N}_{0}}}{e{{N}_{0}}}={{\left( \frac{1}{2} \right)}^{5/7}}\] ketones give  positive Tollen?s test. Glucose is a polyhdroxy aldehyde and fructose is an \[\frac{1}{e}={{\left( \frac{1}{2} \right)}^{5/7}}\] ketone.


You need to login to perform this action.
You will be redirected in 3 sec spinner