Which of the following is an example of an alkyl halide?
a) Methanol
b) Methyl chloride
c) Ethyl alcohol
d) Acetic acid
Answer: b) Methyl chloride

The compound with the formula C₆H₅OH is known as:
a) Phenol
b) Benzene
c) Toluene
d) Aniline
Answer: a) Phenol

In which type of reaction do alkenes react with hydrogen halides?
a) Addition
b) Substitution
c) Elimination
d) Oxidation
Answer: a) Addition

The process of converting an alcohol to an aldehyde involves:
a) Reduction
b) Oxidation
c) Hydrolysis
d) Esterification
Answer: b) Oxidation

Which of the following is a characteristic of a secondary alcohol?
a) The hydroxyl group is attached to a carbon atom with two hydrogen atoms
b) The hydroxyl group is attached to a carbon atom with one hydrogen atom
c) The hydroxyl group is attached to a carbon atom with no hydrogen atoms
d) The carbon atom with the hydroxyl group is part of a benzene ring
Answer: a) The hydroxyl group is attached to a carbon atom with two hydrogen atoms

Which reagent is used to distinguish between aldehydes and ketones?
a) Bromine water
b) Tollens’ reagent
c) Sodium hydroxide
d) Hydrochloric acid
Answer: b) Tollens’ reagent

What type of reaction do carboxylic acids undergo with alcohols?
a) Reduction
b) Esterification
c) Hydrolysis
d) Oxidation
Answer: b) Esterification

Which of the following is an example of an aromatic hydrocarbon?
a) Propylene
b) Toluene
c) Butylene
d) Ethylene
Answer: b) Toluene

Which of the following is the simplest form of an alcohol?
a) Methanol
b) Ethanol
c) Propanol
d) Butanol
Answer: a) Methanol

The reaction of an alkene with ozone followed by reduction yields:
a) An alkane
b) An aldehyde or ketone
c) A carboxylic acid
d) A diol
Answer: b) An aldehyde or ketone