Fuel (1)
Fuel (2)
Hydrocarbons
Alkanes
Alkenes
100

Give one example of fossil fuel.

coal / natural gas / oil / kerosene 

100

Name a fuel that is solid at room temperature.

coal / wood

100

Name the homologous series that propane belongs to.

Alkanes

100

Give one example of an alkane aside from propane.

methane / ethane / butane / pentane / hexane

100

Give two examples of an alkene.

any two from: ethene / propene / butene / pentene / hexene

200

Which part of the fractional distillation column has the highest temperature?

the bottom-most part of the column

200

Hydrocarbons with lower boiling points move further up the column. True or False?

True

200

State the name given to a family of organic compounds with similar chemical properties.

homologous series

200

What is the main constituent of natural gas.

Methane

200

Write the general formula of alkenes.

CnH2n

300

State the physical property on which the fractional distillation of petroleum depends.

Boiling point

300

Naphtha is usually used for

making chemicals

300

State what is meant by the term saturated.

compound that only contains single bonds

300

Write the general formula of alkanes.

CnH2n+2

300

Name the type of chemical reaction which forms short-chain alkanes and alkenes from long-chain alkanes.

cracking

400

Give one use for kerosene.

jet fuel

400

The fraction at the bottom of the column which is used for making roads is called ________.

Bitumen

400

State what is meant by the term unsaturated.

compound that contains a double bond

400

State the names of the two compounds formed during the complete combustion of ethane.

carbon dioxide and water

400

Name the products formed when a hydrocarbon fuel undergoes incomplete combustion.

carbon monoxide and water

500

What is the method use for separating petroleum into fractions?

Fractional distillation

500

Fuel oil is used for

Fuel for ships / fuel for (home) heating
500

State what is meant by the term hydrocarbon.

they contain carbon and hydrogen atoms only

500

Write the chemical equation for the complete combustion of butane.

2C4H10 + 13O2 → 8CO2 + 10H2O

500

Draw the structure of a molecule of propene. Show all of the atoms and all of the bonds.

 CH3CH=CH

(this is the structural formula)