Which of the following produces oxalyl chloride ?

Options

A. `(COOH)_(2) " and " H_(2)SO_(4)`
B. `(COOH)_(2) " and " PCl_(5)`
C. `(COOH)_(2) " and " Cl_(2)`
D. `(COOH)_(2), Cl_(2), ZnCl_(2)`

Answer

B

Explanation

`{:(O" "O),("||"" ||"),(C-O-H" "C-Cl),("|"" "overset(PCl_(5))(rarr.)" |"),(C-O-H" "C-Cl),("||"" ||"),(O" "O),(" Oxalyl chloride"):}`