Year 12 Organic pages 2-6

Which is NOT an example of a fossil fuel?

• Coal

• Crude oil

• Natural gas

• Geothermal

A hydrocarbon is:

• Made of hydrogen and carbon

• A compound made of hydrogen and carbon

• Made of hydrogen and carbon only

• A compound made of hydrogen and carbon ONLY

The fractionating tower has the highest temperature at:

• The top

• The bottom

• The middle

• It is the same temp througout

Fractions in order of increasing boiling point are:

• Bitumen naphtha refinery gas

• Refinery gas, naphtha, bitumen

• Naphtha, gas, bitumen

• Naphtha, bitumen, gas

Factors needed for fossil fuels to form are:

• Fossils, heat and pressure

• Fossils, heat, pressure and time

• Time, pressure and heat

• Fossils, pressure amd time

Problem gases generated when fossil fuels are burned completely are:

• Carbon dioxide, sulfur dioxide and carbon

• carbon dioxide carbon monoxide and sulfur dioxide

• carbon dioxide and sulfur dioxide

• carbon monoxide and sulfur dioxide

Which gas results in defoliation of trees?

• sulfur dioxide

• carbon dioxide

• carbon monoxide

• methane

Which gas results in climate change?

• Sulfur dioxide

• carbon dioxide

• carbon monoxide

• chlorine

Which gas binds with haemoglobin in the blood cells preventing oxygen uptake?

• sulfur dioxide

• carbon dioxide

• carbon

• carbon monoxide