MCQ
Fats, on alkaline hydrolysis, gives
- AOils
- ✓Soaps
- CDetergents
- DGlycol + acid
✓
Answer
Correct option: B.
Soaps
b
(b) Fats are esters of higher fatty acids with glycerol, hence on alkaline hydrolysis they give back glycerol and sodium or potassium salt of acid (this is called soap).
(b) Fats are esters of higher fatty acids with glycerol, hence on alkaline hydrolysis they give back glycerol and sodium or potassium salt of acid (this is called soap).
$\underset{Fat}{\mathop{\begin{matrix}
\begin{matrix}
C{{H}_{2}}OCOR \\
|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\
\end{matrix} \\
CHOCOR\,\, \\
|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\
C{{H}_{2}}OCOR \\
\end{matrix}}}\,$ $+$ $3NaOH$ $\to $ $\begin{matrix}
\begin{matrix}
C{{H}_{2}}OH\,\,\,\,\,\,\, \\
|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\
\end{matrix} \\
\,CHOH\,\,\,\,\,\,\,\,\,\,\,\, \\
|\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\,\, \\
C{{H}_{2}}OH\,\,\,\,\,\, \\
\end{matrix}$ $+$ $\underset{(Soap)}{\mathop{3RCOONa}}\,$
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