Carboxylic Acids and their Derivatives - Result Question 59
####45. In the following reactions, identify the compounds $A, B, C$ and $D$.
(i) $PCl _5+SO _2 \longrightarrow A+B$
(ii) $A+CH _3 COOH \longrightarrow C+SO _2+HCl$
(iii) $2 C+\left(CH _3\right) _2 Cd \longrightarrow 2 D+CdCl _2(1994,1 M \times 4=4 M)$
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Solution:
- (i) $PCl _5+SO _2 \longrightarrow \underset{B}{POCl _3}+\underset{A}{SOCl _2}$
(ii) $SOCl _2+CH _3 COOH \longrightarrow CH _3 COCl+SO _2+HCl$
$(A)$
(iii)
