Q14.
In 2009 a new material called graphane was discovered. The diagram shows part of a model of the structure of graphane. Each carbon atom is bonded to three other carbon atoms and to one hydrogen atom.
(a) Deduce the type of crystal structure shown by graphane.
(1)
(b) State how two carbon atoms form a carbon–carbon bond in graphane.
(1)
(c) Suggest why graphane does not conduct electricity.
(1)
(d) Deduce the empirical formula of graphane.
(1)
(Total 4 marks)