Chemistry of HydrocarbonsStructure and Bonding in Benzene51Choose the best answerThe total number of σ and π bonds in one molecule of benzene is:A6 σ and 9 πB9 σ and 3 πC12 σ and 3 πD6 σ and 6 π Like 0 Discuss 0Share1
Chemistry of HydrocarbonsFriedel–Crafts Acylation52Choose the best answerThe electrophile in Friedel–Crafts acylation is:ARCO⁺BR⁻CCl⁻DOH⁻ Like 0 Discuss 0Share
Chemistry of HydrocarbonsStructure of Benzene53Choose the best answerWhich statement about benzene is correct?AIts molecular formula is C₆H₆.BEach carbon atom is sp² hybridized.CAll six C–C bonds are equivalent in length.DAll of these Like 0 Discuss 0Share
Chemistry of HydrocarbonsHydration of Alkynes54Choose the best answerEthyne on hydration in the presence of HgSO₄/H₂SO₄ ultimately gives:AEthanolBEthanalCEthanoic acidDEthene Like 0 Discuss 0Share
Chemistry of HydrocarbonsSulphonation of Benzene55Choose the best answerIn the usual textbook treatment, the electrophilic species in sulphonation of benzene is:ASO₃BSO₄²⁻CHSO₄⁻DOH⁻ Like 0 Discuss 0Share