MCQ
Which of the following is used to convert an alcohol to an alkyl halide?
Chemistry
A KMnO4
B SOCl2 (thionyl chloride)
C Na2Cr2O7
D NaOH
Explanation

SOCl2 converts alcohols to alkyl chlorides with inversion of configuration (if chiral). The byproducts SO2 and HCl are gases, driving the reaction forward.