Alkanes

Target Language or Knowledge:

Which is the structure of an alkene in the image opposite?
B
Alkenes have the general formula CnH2n. Which of the following is an alkene?
C
Which molecular structure shows hexene?
A
Which statement about alkenes is not correct?
They are saturated.
The structures of four organic compounds are shown. Which compounds are unsaturated?
V only
Poly(ethene) is made from ethene. Ethene is ......1...... hydrocarbon because it contains a carbon to carbon ......2...... bond. The general name given to small molecules that undergo polymerisation is ......3...... . Which words from the image opposite complete gaps 1, 2 and 3?
A
The structures of four organic compounds are shown Which statement is not correct?
Only one of the compounds is an alkane.
The structures of four compounds are shown Which are members of the same homologous series?
W, Y and Z only
The diagram shows part of the molecule of a polymer. Which name below shows the monomer from which this polymer could be manufactured?
ethene