Alkyl HalidesSN2 Reaction26Choose the best answerWhich statements are correct for an SN₂ reaction? (1) Rate depends on nucleophile concentration. (2) The nucleophile attacks from the side opposite the leaving group. (3) Bond formation and bond cleavage occur simultaneously.A(1) and (2) onlyB(1) and (3) onlyC(1), (2) and (3)D(2) and (3) only Like 0 Discuss 0Share
Alkyl HalidesPreparation of Grignard Reagents27Choose the best answerA Grignard reagent is prepared by reacting an alkyl halide with:ASodium in waterBMagnesium in dry etherCZinc in ethanolDPotassium in aqueous solution Like 0 Discuss 0Share
Alkyl HalidesReaction of Grignard Reagents with Water28Choose the best answerReaction of RMgX with water followed by proton transfer produces:AAlcoholBAlkeneCAlkaneDAldehyde Like 0 Discuss 0Share
Alkyl HalidesSN1 Reaction29Choose the best answerWhich condition most strongly favors an SN₁ reaction?APrimary alkyl halide in a polar aprotic solventBMethyl halide with a strong nucleophileCTertiary alkyl halide in a polar protic solventDPrimary alkyl halide with a strong base Like 2 Discuss 0Share
Alkyl HalidesElimination Reactions30Choose the best answerIn the sequence C₂H₅Br →(alcoholic KOH) A →(H₂/Pt) B, compound B is:AEthanolBEtheneCEthanalDEthane Like 0 Discuss 0Share