Arrange the following compounds in increasing order of their property as indicated :
Acetaldehyde, acetone, di-tert-butyl ketone, methyl torl-butyl ketone (reactivity towards HCN).
CH3CH2CH(Br)COOH, CH3CH(Br)CH2COOH, (CH3)2CHCOOH, CH3CH2CH2COOH{(acid strength)}
Benzoic acid, 4 - nitrobenzoic acid, 3, 4 - dinitro benzoic acid, 4 - methoxy benzoic acid (acid strength).