Chemistry of HydrocarbonsKekulé Structure of Benzene51Choose the best answerThe cyclic structural formula of benzene with alternating double bonds was proposed by:AFaradayBDavyCKekuléDWöhler Like 0 Discuss 0Share
SZABMU MDCAT 2025 Chemistry#Alkynes#Chemistry of Hydrocarbons52Choose the best answerWhich among the following will react with ammoniacal cuprous chloride: (SZABMU MDCAT 2025)A1-buteneB1-butyneC2-buteneD2-butyne Like 0 Discuss 0Share
Chemistry of HydrocarbonsDirective Influence of Substituents53Choose the best answerWhich of the following is NOT a meta-directing group?A–CHOB–COOHC–NO₂D–CH₃ Like 0 Discuss 0Share
Chemistry of HydrocarbonsMarkovnikov Addition54Choose the best answerAccording to Markovnikov's rule, when HX adds to an unsymmetrical alkene, H generally attaches to the carbon that:AHas fewer hydrogen atomsBHas more hydrogen atomsCIs bonded to the halogenDHas no carbon substituent in every case Like 0 Discuss 0Share
Sindh MDCAT 2021 Chemistry#Alkenes#Chemistry of Hydrocarbons55Choose the best answerDehydration of Ethanol produces:AEthyneBEthaneCEtheneDWater gas Like 0 Discuss 0Share