Chemistry of HydrocarbonsFriedel–Crafts Alkylation56Choose the best answerFriedel–Crafts alkylation of benzene can be carried out using:AC₆H₆ + CH₃Cl + AlCl₃BC₆H₆ + CH₄CC₆H₆ + NH₃DC₆H₆ + CH₃COCl without distinguishing acylation Like 0 Discuss 0Share
Chemistry of HydrocarbonsPreparation of Alkanes by Decarboxylation57Choose the best answerMethane can be prepared by heating sodium acetate with:ANaOH onlyBCaO onlyCSoda lime, NaOH + CaODNa₂CO₃ Like 0 Discuss 0Share
Chemistry of HydrocarbonsActivating and Deactivating Groups58Choose the best answerWhich order best represents the overall activating or electron-donating effect of these substituents on a benzene ring?A–NH₂ > –OH > –CH₃ > H > –Cl > –NO₂B–NO₂ > –Cl > H > –CH₃ > –OH > –NH₂CH > –CH₃ > –OH > –NH₂ > –Cl > –NO₂D–OH > –NH₂ > –CH₃ > H > –NO₂ > –Cl Like 0 Discuss 0Share
Chemistry of HydrocarbonsGeneral Properties of Alkanes59Choose the best answerWhich statement about alkanes is false?ATheir carbon atoms are sp³ hybridized.BThey contain only σ bonds.CThey readily undergo electrophilic addition reactions.DThey are saturated hydrocarbons. Like 0 Discuss 0Share
Chemistry of HydrocarbonsFriedel–Crafts Acylation60Choose the best answerBenzene reacts with CH₃COCl/AlCl₃ to produce:AAcetophenoneBTolueneCBenzoic acidDBenzaldehyde Like 0 Discuss 0Share