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 key feature gives alkenes different properties to alkanes?

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


Question 2. What would we observe if we added bromine water to an alkene?

The bromine water would remain colourless.
The bromine water would remain brown.
The bromine water would go from colourless to brown.
The bromine water would go from brown to colourless.


Question 3. Which compound is formed from ethene monomers?

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


Question 4. Which compound or compounds are formed when bromine is added to butane?

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


Question 5. Which compound is formed from chloroethene monomers?

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


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