5.2 Hydrocarbon

5.2 Hydrocarbon

Multiple Choice

Which of the following compounds is an example of hydrocarbon?

• CO₂
• C₂H₆
• C₂H₅OH
• CH₃COOH

Multiple Choice

Hydrocarbons are compounds that contain

• Carbon and Nitrogen

• Carbon and Hydrogen

• Carbon, and Oxygen

• Carbon, Oxygen, and Hydrogen

Multiple Choice

What are fossil fuels?

• complex hydrocarbon compounds
• mixtures of gaseous hydrocarbons located under the surface of the Earth
• a nonrenewable energy resource formed the remains of organisms that lived long ago

Multiple Choice

Distillation occurs where crude oil is separated into fuels by

• mixing it with corn starch and letting it settle
• putting it under intense pressure until it becomes solid
• heating it to different boiling points
• removing the sulfur particles from it

Multiple Choice

The step needed for sea plants and animals to become hydrocarbons is

• enormous heat and pressure
• shallow burial by sediments
• refining and processing
• drilling and distillation

Multiple Choice

Which of the following is a fossil fuel?

• Petroleum

• Wood

• Cow dung

• Dry leaves