Sindh MDCAT 2022 Chemistry#Chemistry of Hydrocarbons#Reforming36Choose the best answerQ.115 Reforming:AIncreases knocking of internal combustion engineBIncreases octane numberCMore is the knocking, better is the fuelDTo produce a fuel of less octane number Like 0 Discuss 0Share
Chemistry of HydrocarbonsReactivity in Electrophilic Aromatic Substitution37Choose the best answerWhich compound is least reactive toward electrophilic bromination of the aromatic ring?ANitrobenzeneBPhenolCAnisoleDChlorobenzene Like 0 Discuss 0Share
Chemistry of HydrocarbonsOxidation of Alkenes with KMnO₄38Choose the best answerPropene reacts with cold dilute alkaline KMnO₄ to form:APropaneBPropan-1-olCPropane-1,2-diolDPropanone Like 0 Discuss 0Share
Chemistry of HydrocarbonsTest for Terminal Alkynes39Choose the best answerWhich reagent is commonly used to test for a terminal alkyne?ANaOH(aq)BAmmoniacal AgNO₃CBr₂/CCl₄DDilute HCl Like 0 Discuss 0Share
Chemistry of HydrocarbonsOzonolysis of Alkenes40Choose the best answerPropene on reductive ozonolysis gives:AMethanal and ethanalBMethanal and propanoneCEthanal and methanolDTwo molecules of methanal Like 0 Discuss 0Share