Which of the following hydrocarbons is used in the production of polystyrene?
a) Benzene
b) Toluene
c) Styrene
d) Methane
Answer: c) Styrene

Which reaction involves the addition of a halogen to an alkene?
a) Halogenation
b) Hydrogenation
c) Dehydration
d) Hydration
Answer: a) Halogenation

Which of the following is the simplest alkyne?
a) Ethylene
b) Propylene
c) Ethyne
d) Butyne
Answer: c) Ethyne

The general formula for alkenes is:
a) CₙH₂ₙ
b) CₙH₂ₙ₊₂
c) CₙH₂ₙ₋₂
d) CₙH₂ₙ₊₄
Answer: a) CₙH₂ₙ

Which of the following hydrocarbons is used as a refrigerant in air conditioners?
a) Ethylene
b) Methane
c) Freon
d) Propylene
Answer: c) Freon

The process of forming larger hydrocarbons from smaller ones involves:
a) Cracking
b) Polymerization
c) Hydrogenation
d) Halogenation
Answer: b) Polymerization

Which of the following hydrocarbons is used in the production of detergents?
a) Benzene
b) Styrene
c) Propylene
d) Butane
Answer: c) Propylene

Which type of bond is present in aromatic hydrocarbons?
a) Single bonds
b) Double bonds
c) Triple bonds
d) Resonance bonds
Answer: d) Resonance bonds

Which of the following hydrocarbons is a major component of gasoline?
a) Methane
b) Ethane
c) Octane
d) Propane
Answer: c) Octane

Which reaction involves the addition of water to an alkene?
a) Hydration
b) Dehydration
c) Hydrogenation
d) Halogenation
Answer: a) Hydration