question_answer

In the following sequence of reactions : Toluene \[\xrightarrow[{}]{KMn{{O}_{4}}}A\xrightarrow[{}]{SOC{{l}_{2}}}B\xrightarrow[BaS{{O}_{4}}]{{{H}_{2}}/Pd}C,\]the product C is: [JEE Main Solved Paper-2015 ]

A) \[{{C}_{6}}{{H}_{5}}C{{H}_{2}}OH\]         

B) \[{{C}_{6}}{{H}_{5}}CHO\]

C) \[{{C}_{6}}{{H}_{5}}COOH\]        

D) \[{{C}_{6}}{{H}_{5}}C{{H}_{3}}\]

Correct Answer: B

Solution :