Which of the following is used as a fuel in camp stoves and lighters?
a) Butane
b) Methane
c) Ethylene
d) Benzene
Answer: a) Butane

Which of the following hydrocarbons has the formula C₄H₁₀?
a) Butane
b) Butene
c) Butyne
d) Butadiene
Answer: a) Butane

Which of the following is a property of alkenes?
a) They are saturated hydrocarbons
b) They contain one or more double bonds
c) They have the general formula CₙH₂ₙ₊₂
d) They are less reactive than alkanes
Answer: b) They contain one or more double bonds

Which of the following hydrocarbons is used as a raw material in the production of synthetic fibers?
a) Benzene
b) Styrene
c) Ethylene
d) Methane
Answer: b) Styrene

Which of the following is a product of the combustion of alkanes?
a) Carbon dioxide
b) Hydrogen gas
c) Oxygen gas
d) Carbon monoxide
Answer: a) Carbon dioxide

Which hydrocarbon is used as a precursor in the production of nylon?
a) Ethylene
b) Propylene
c) Benzene
d) Butadiene
Answer: c) Benzene

Which of the following hydrocarbons is used in the production of synthetic rubber and plastics?
a) Ethylene
b) Propylene
c) Styrene
d) All of the above
Answer: d) All of the above

Which of the following is a property of aromatic hydrocarbons?
a) They contain a benzene ring
b) They are saturated hydrocarbons
c) They have a general formula CₙH₂ₙ₊₂
d) They are non-reactive with halogens
Answer: a) They contain a benzene ring

Which of the following hydrocarbons has the formula C₃H₆?
a) Propylene
b) Propane
c) Propynol
d) Propanal
Answer: a) Propylene

The process of converting ethylene to polyethylene involves:
a) Hydrogenation
b) Cracking
c) Polymerization
d) Halogenation
Answer: c) Polymerization