Download App

STD 12 - 8.2 Carboxylic acids and their derivative — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 12 - 8.2 Carboxylic acids and their derivative4 Marks
MCQ
Which decolourises the colour of acidic $KMn{O_4}$
  • A
    $C{H_3}COOH$
  • B
    $C{H_3}C{H_2}COOH$
  • ✓
    $COOH.\,COOH$
  • D
    $C{H_3}COO{C_2}{H_5}$
✓

Answer

Correct option: C.
$COOH.\,COOH$
c
$\begin{array}{*{20}{c}}
  {COOH} \\ 
  {|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,} \\ 
  {COOH} 
\end{array}$ $+ KMn{O_4} + {H_2}S{O_4} \to 2C{O_2} + {H_2}O$ $ + {K_2}S{O_4} + MnS{O_4}$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Explore more

NEET STD 11 Science question papers→Gujarat Board STD 11 Science question papers→Gujarat Board question paper generator→

Similar questions

Most abundant element on earth is
→
In the following transition elements, the lowest $M.P.$ and $B.P.$ is exhibited by
→
In view of their low ionisation energies the alkali metals are
→
The $IUPAC$ name of the Wilkinson's catalyst $[RhCl(PPh_3)_3]$ is
→
$IUPAC $ name of $H - \mathop {\mathop {\mathop {\mathop C\limits^| }\limits^H }\limits_| }\limits_H - \mathop {\mathop {\mathop {\mathop C\limits^| }\limits^{Cl} }\limits_| }\limits_H - Cl$ is
→
Which of the glycosidic linkage between galactose and glucose is present in lactose ?
→
Reaction of nitrous acid with aliphatic primary amine in the cold gives
→
An organic compound $[A],$ molecular formula $C _{10} H _{20} O _{2}$ was hydrolyzed with dilute sulphuric acid to give a carboxylic acid $[ B ]$ and alcohol $[C].$ Oxidation of $[C]$ with CrO $_{3}- H _{2} SO _{4}$ produced $[B].$ Which of the following structures are not possible for $[ A ] ?$
→
Which two of the following salts are used for preparing iodized salt ?

$(i)\,\,KIO_3$                      $(ii)\,\,KI$

$(iii)\,\,I_2$                          $(iv)\,\, HI$

→
Consider the hydrated ions of $Ti^{2+}, V^{2+}, Ti^{3+}$ and $Sc^{3+}$. The correct order of their spin-only magnetic moments is
→