Chemistry of HydrocarbonsStructure and Hybridization of Alkanes101Choose the best answerWhich statement about ethane is false?AEach carbon atom is sp³ hybridized.BThe geometry around each carbon atom is tetrahedral.CThe C–C bond length is approximately 1.54 Å.DIt contains six sp³–sp³ σ bonds. Like 0 Discuss 0Share
Chemistry of HydrocarbonsOzonolysis and Structure Determination102Choose the best answerOzonolysis of an alkene is particularly useful for:APreparing alkanesBDetermining the position of a C=C bondCPreparing alcohols onlyDPreparing alkyl halides Like 0 Discuss 0Share
Chemistry of HydrocarbonsOzonolysis of Alkenes103Choose the best answerWhich reagent sequence is used for reductive ozonolysis of an alkene?ABr₂/CCl₄BO₃ followed by Zn/H₂OCCold dilute KMnO₄DH₂/Ni Like 0 Discuss 0Share
XIIMDCAT Chemistry Test#Alkynes#Chemistry of Hydrocarbons104Choose the best answerBenzene can be formed by trimerization of which compound?AMethaneBEthaneCEtheneDEthyne Like 1 Discuss 0Share
MDCAT Chemistry Past Papers 2024Sindh MDCAT Chemistry Past Paper 2024#Alkenes#Chemistry of Hydrocarbons105Choose the best answerWhen an unsymmetrical alkene undergoes addition reactions, the negative part of attacking reagent is added to that double-bonded carbon atom which contains:AHighest number of chloride atomsBLesser number of hydrogen atomsCHighest number of hydrogen atomsDModerate number of hydrogen atoms Like 0 Discuss 0Share