Haloalkanes and Haloarenes

What is the IUPAC name for CH3Cl?

• Methanol

• Methyl chloride

• Chloromethane

• Chloroethane

Which of the following is a primary haloalkane?

• pentane

• bromoethane

• chlorobutane

• iodopropane

What type of reaction do haloalkanes typically undergo with nucleophiles?

• Radical substitution

• Elimination reaction

• Electrophilic addition

• Nucleophilic substitution

What is the general formula for haloalkanes?

• CnH(2n+1)X

• CnH(2n-1)X

• CnH(2n+2)X

• CnH(2n)X

Which of the following is a characteristic property of haloalkanes?

• Presence of carbon-carbon bonds

• Presence of double bonds

• Presence of carbon-halogen bonds

• Presence of hydroxyl groups

What is the main use of chloroform (CHCl3)?

• Food preservative in packaging.

• Pesticide for agricultural use.

• Solvent and chemical production.

• Refrigerant in air conditioning systems.

How do you prepare haloalkanes from alcohols?

• Haloalkanes are formed by heating alcohols with water.

• Haloalkanes can be synthesized by oxidizing alcohols with oxygen.

• Haloalkanes are prepared from alcohols by reacting them with hydrogen halides or phosphorus halides.

• Haloalkanes are produced by mixing alcohols with sodium chloride.

What is the effect of branching on the boiling point of haloalkanes?

• Branching has no effect on the boiling point of haloalkanes.

• Branching lowers the boiling point of haloalkanes.

• Branching increases the boiling point of haloalkanes.

• Branching makes haloalkanes boil at a constant temperature.

Which reagent is commonly used to convert alkenes to haloalkanes?

• Alcohols

• Carboxylic acids

• Hydrogen halides (HX)

• Alkyl halides

What is the primary method for preparing haloarenes?

• Dehydrohalogenation

• Radical substitution

• Nucleophilic substitution

• Electrophilic aromatic substitution