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Q.
When hydrochloric acid gas is treated with propene in presence of benzoyl peroxide, it gives
CMC MedicalCMC Medical 2007
Solution:
Peroxide effect is observed only in case of HBr. Therefore, addition of $ HCl $ to propene even in the presence of benzoyl peroxide occurs according to Markownikoffs rule. $ C{{H}_{3}}CH=C{{H}_{2}}\xrightarrow[{{({{C}_{6}}{{H}_{5}}COO)}_{2}}]{HCl}C{{H}_{3}}-CHCl-C{{H}_{3}} $