Hydrocarbons Quiz for SS2 Students

What elements make up hydrocarbons?

• Carbon and nitrogen

• Carbon and hydrogen

• Hydrogen and oxygen

• Hydrogen and sulfur

The main source of hydrocarbons is

• Coal

• Natural gas

• Biomass

• Crude oil

Aliphatic hydrocarbons have carbon chains that are

• Always cyclic

• Straight or branched

• Contain benzene rings

• Are only gases

Aromatic hydrocarbons are characterized by

• Straight carbon chains

• The presence of benzene rings

• Alkanes

• Branched chains

The basic structure of aromatic hydrocarbons is the

• Cycloalkane ring

• Benzene ring

• Ethane molecule

• Acetylene chain

Petroleum is also known as

• Liquid gold

• Rock oil

• Black coal

• White oil

Petroleum is found together with

• Wood

• Coal

• Natural gas

• Biomass

Natural gas consists mainly of

• Ethane

• Propane

• Methane

• Butane

Crude oil and natural gas originated from

• Volcanic eruptions

• Marine algae and animals

• Decaying wood

• Industrial waste

The transformation of marine remains into crude oil was aided by

• Light and air

• Bacterial activity, heat, and pressure

• Rapid freezing

• Oxygen exposure