Alkyl HalidesPreparation of Grignard Reagents6Choose 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 HalidesReactivity of Alkyl Halides7Choose the best answerThe increasing order of reactivity of methyl halides toward nucleophilic substitution is:ACH₃I < CH₃Br < CH₃Cl < CH₃FBCH₃F < CH₃Cl < CH₃Br < CH₃ICCH₃Br < CH₃Cl < CH₃I < CH₃FDCH₃Cl < CH₃F < CH₃I < CH₃Br Like 1 Discuss 0Share
Alkyl HalidesBond Polarity in Alkyl Halides8Choose the best answerWhich methyl halide has the most polar C–X bond?ACH₃FBCH₃ClCCH₃BrDCH₃I Like 0 Discuss 0Share
Alkyl HalidesPhysical Properties of Alkyl Halides9Choose the best answerThe boiling points of CH₃F, CH₃Cl, CH₃Br and CH₃I generally increase down the series mainly because:AC–X bond polarity continuously increases.BHydrogen bonding becomes stronger.CLondon dispersion forces increase with molecular size and polarizability.DAll molecules become ionic. Like 1 Discuss 0Share1
Alkyl HalidesHydrolysis of Alkyl Halides10Choose the best answer1-Chloro-2-methylpropane reacts with aqueous KOH to form:AButaneB2-MethylpropaneCPropeneD2-Methylpropan-1-ol Like 0 Discuss 0Share