300 Level Chemistry Department exam questions and detailed answers. Download the answers in document format. Correct, detailed, and straightforward answers.
Questions:
(a) (i) Identify four (4) raw materials used in the synthesis of organic chemicals and list six (6) primary intermediates that could be derived from them.
(ii) Discuss destructive distillation of coal as a process for the production of light aromatics (BTX).
(b) (i) Define dyes and state their classifications.
(ii) Give the hypothetical structure of a dye molecule and explain the differences between the two (2) functionalities associated with their colour.
(c) Name two important dyes employed in laboratory acid-base reactions.
