Snapquiz - Uses of Alkanes and Alkenes

This is the Snapquiz on Uses of Alkanes and Alkenes. Click here or use the embedded video if you haven't watched the lesson yet.


Question 1. Which compound or compounds are formed when bromine is added to butane?

Butane and bromine (no reaction).
Dibromobutene.
Butene and bromine.
Dibromobutane.


Question 2. Which compound is formed from ethene monomers?

Poly(chloroethene).
Poly(ethene).
Poly(tetrafluoroethene).
Poly(propene).


Question 3. What does 'unsaturated' mean when referring to a hydrocarbon?

The molecule isn't long enough.
The molecule has room for more atoms.
The molecule cannot be polymerised.
The molecule is safe to eat.


Question 4. What useful reaction can alkenes perform that alkanes can't?

Oxidation.
Polymerisation.
Combustion.
Evaporation.


Question 5. Which key feature gives alkenes different properties to alkanes?

An oxygen atom.
A different number of carbon atoms.
A greater number of hydrogen atoms.
A carbon-carbon double bond.


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