A) 1, 1-dichloroethane
B) 1, 2-dicholoroethane
C) 1, 1, 1-trichloroethane
D) 1, 1, 2, 2-tetrachloroethane
E) 2, 2-dichloroethane
Correct Answer: B
Solution :
\[\underset{\text{Ethylene glycol}}{\mathop{\underset{C{{H}_{2}}OH}{\mathop{\underset{|}{\mathop{C}}\,{{H}_{2}}OH}}\,}}\,+2PC{{l}_{5}}\to \underset{\text{1, 2 dichloroethane}}{\mathop{\underset{C{{H}_{2}}Cl}{\mathop{\underset{|}{\mathop{C}}\,{{H}_{2}}Cl}}\,+2POC{{l}_{3}}+2HCl}}\,\]
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