Alkyl HalidesBeta-Elimination11Choose the best answerWhich reaction is an elimination reaction?AR–Br + aq. KOH → R–OH + KBrBCH₃CH₂Br + NH₃ → CH₃CH₂NH₂ + HBrCCH₃CH₂Br + alcoholic KOH → CH₂=CH₂ + KBr + H₂ODCH₃Br + NaI → CH₃I + NaBr Like 0 Discuss 0Share
Alkyl HalidesStereochemistry of SN2 Reaction12Choose the best answerAn SN₂ reaction at a chiral carbon proceeds with:AInversion of configurationBRacemizationCRetention of configurationDFormation of a planar carbocation Like 0 Discuss 0Share
Alkyl HalidesReaction of Grignard Reagents with Carbon Dioxide13Choose the best answerCH₃MgBr reacts with CO₂ followed by H₃O⁺ to produce:AMethanolBEthanoic acidCMethanoic acidDEthane Like 0 Discuss 0Share
Alkyl HalidesE1 and E2 Reactions14Choose the best answerA secondary alkyl halide can undergo either E1 or E2 depending mainly on:AWhether carbon is presentBReaction conditions such as base strength, solvent and temperatureCFormation of an aromatic ringDPresence of oxygen in the substrate Like 0 Discuss 0Share
Alkyl HalidesSN1 and SN2 Reactions15Choose the best answerWhich phenomenon is characteristic of SN₁ but not SN₂ reactions?ANucleophilic substitutionBFormation of a transition stateCCarbocation rearrangementDBond formation Like 0 Discuss 0Share