Question THREE (a) Give the FOUR hybride contributing structures of anthracene. (8marks) (b) How can you distinguish benzene and phenol in the laboratory by using a simple experiment. (5marks) (c) State TWO electron withdrawing group that are found in carboxylic acids. Question FOUR (a)Giving an example in each case differentiate between primary, secondary and tertiary amines. (9marks) (b) Draw the following compound structures.(i) Benzaldehyde (ii) 2-methyl propanal (iii) 2-methyl cyclopentanone (6marks) Question FIVE (a) (a) Write down the following compounds structures: (i) butanone (ii) propanoic acid (iii) 2,3,4 trimethyl pentane (iv) cis and trans 2,3 dibromo butane (9marks) (b) Why is phenol not used as antiseptic at present. (2marks) (d) Name and draw TWO structures of phenol derivatives that are used as antiseptics. (4marks)