Benzene contains six carbon atoms and six hydrogen atoms.
(a)(i) Draw two stable structures of benzene to show how these atoms are arranged.
(ii) What is the concept behind these structures?
(b) Give (i) two uses of benzene. (ii) one industrial source of benzene.
Explanation
(a)(i)
(ii) Resonance structure
(b)(i) Benzene can be used to make important chemicals such as disinfectant and perfumes.
(ii) Benzene can be obtained from coal tar, a destructive distillate of coal.