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STD 12 - 10. Biomolecules — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 12 - 10. Biomolecules4 Marks
MCQ
Glucose, on oxidation with $Br_2(aq)$ gives
  • ✓
    Gluconic acid
  • B
    Saccharic acid
  • C
    Tartric acid
  • D
    Oxalic acid
✓

Answer

Correct option: A.
Gluconic acid
a
$(1)$ is correct $\begin{array}{*{20}{c}}
  {\begin{array}{*{20}{c}}
  {CHO\,\,\,\,\,\,\,} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} 
\end{array}} \\ 
  {{{(CHOH)}_4}} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {C{H_2}OH} 
\end{array}\xrightarrow{{B{r_2}/{H_2}O}}$   $\begin{array}{*{20}{c}}
  {\begin{array}{*{20}{c}}
  {COOH\,\,\,\,\,} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} 
\end{array}} \\ 
  {{{(CHOH)}_4}} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {C{H_2}OH\,\,\,} 
\end{array}$  (Gluconic acid)

$(2)$, $(3)$ and $(4)$ are ruled out.

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