Quiz on Alkyl Halides and Nucleophilic Substitution

What are the three major classes of halogenated organic compounds?

• Alkyl halides, alcohols, ethers

• Alkyl halides, ketones, aldehydes

• Alkyl halides, amines, carboxylic acids

• Alkyl halides, vinyl halides, aryl halides

What type of carbon atom is bonded to the halogen in alkyl halides?

• sp2 hybridized

• sp3 hybridized

• sp hybridized

• d hybridized

Which of the following is an example of a tertiary alkyl halide?

• C6H5Br

• (CH3)3CCl

• CH3Br

• CH3CH2I

What is the symbol often used to denote the halogen atom in halides?

• H

• X

• Z

• Y

Which alkyl halide is expected to have a higher boiling point?

• Tert-butyl bromide

• Ethyl bromide

• Methyl bromide

• Isopropyl bromide

What is the primary reason for the higher boiling point of n-butyl bromide compared to isopropyl bromide?

• Greater surface area

• More hydrogen bonds

• Lower density

• Higher molecular weight

When water is shaken with hexane, which phase is hexane in?

• Top phase

• Bottom phase

• Mixed phase

• No phase separation

What type of reaction mechanism is suggested by a reaction rate that depends on the concentration of both reactants?

• SN1

• E1

• SN2

• E2

Which of the following statements is true regarding SN1 reactions?

• They require a strong nucleophile

• They occur in one step

• They involve a carbocation intermediate

• They are bimolecular

What is the order of carbocation stability?

• Secondary > Primary > Tertiary

• Tertiary > Secondary > Primary

• All are equally stable

• Primary > Secondary > Tertiary