A) Fehling solution
B) Phenylhydrazine
C) Benedict solution
D) Hydroxylamine
Correct Answer: B
Solution :
\[\begin{matrix} \underset{|\,\,\,\,\,\,\,\,}{\mathop{CHO\,}}\,\,\,\,\,\, \\ \underset{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\mathop{CHOH\,\,\,}}\, \\ \underset{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\mathop{{{(CHOH)}_{3}}}}\, \\ C{{H}_{2}}OH \\ \end{matrix}\underset{\text{Warm}}{\mathop{\xrightarrow{N{{H}_{2}}NH{{C}_{6}}{{H}_{5}}}}}\,\underset{\text{Glucose phenylhydrazone}}{\mathop{\begin{matrix} \underset{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\mathop{CH=N-NH{{C}_{6}}{{H}_{5}}}}\, \\ \underset{|\,\,\,\,\,\,\,\,\,\,\,}{\mathop{CHOH}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\ \underset{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\mathop{{{(CHOH)}_{3}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}}\, \\ C{{H}_{2}}OH\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\ \end{matrix}}}\,\]\[\xrightarrow{N{{H}_{2}}NH{{C}_{6}}{{H}_{5}}}\begin{matrix} \underset{|\,\,\,\,}{\mathop{CH}}\,=N-NH{{C}_{6}}{{H}_{5}}\,\,\,\,\,\,\,\, \\ \underset{|\,\,\,\,\,\,\,\,\,\,\,}{\mathop{C=O}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\ \underset{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\mathop{{{(CHOH)}_{3}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}}\, \\ C{{H}_{2}}OH\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\ \end{matrix}\]\[\xrightarrow{N{{H}_{2}}NH{{C}_{6}}{{H}_{5}}}\begin{matrix} \underset{|\,\,\,\,\,}{\mathop{CH}}\,=N-NH{{C}_{6}}{{H}_{5}}\,\,\,\, \\ C=N-NH{{C}_{6}}{{H}_{5}}\,\,\,\,\,\,\, \\ \overset{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\mathop{{{(CHOH)}_{3}}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}}\, \\ \underset{\text{Glucosazone}\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\mathop{\overset{|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}{\mathop{C{{H}_{2}}OH\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,}}\,}}\, \\ \end{matrix}\]\[+\,{{C}_{6}}{{H}_{5}}N{{H}_{2}}+N{{H}_{3}}\]You need to login to perform this action.
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