Fossil Fuels and Petroleum Quiz

What are the main fossil fuels?

• Coal, natural gas, petroleum

• Coal, hydrogen, methane

• Ethanol, natural gas, coal

• Petroleum, methane, kerosene

What is the main component of natural gas?

• Ethane

• Propane

• Butane

• Methane

What are hydrocarbons?

• Compounds with oxygen and carbon

• Compounds with hydrogen only

• Compounds with hydrogen and carbon

• Compounds with carbon and nitrogen

Petroleum is primarily a mixture of what?

• Nitrogen compounds

• Carbon dioxide and methane

• Hydrocarbons

• Oxygenated fuels

What is crude oil?

• Refined form of petroleum

• Raw form of petroleum

• Gasoline

• Lubricating oil

How is petroleum separated into fractions?

• By cooling

• By fractional distillation

• By filtration

• By centrifugation

What is the basis for fractional distillation separation?

• Chain length

• Boiling points

• Density

• Melting points

Which fraction is collected at the top of the fractionating column?

• Diesel

• Gasoline

• Refinery gases

• Bitumen

Where does bitumen collect in the fractionating column?

• Top

• Middle

• Bottom

• Throughout

What property increases from the top to the bottom of the fractionating column?

• Chain length

• Volatility

• Boiling point

• None