Arrange the following compounds in increasing order of their property as indicated: i. Acetaldehyde, Acetone, Di-tert-butyl ketone, Methyl tert-butyl ketọne (reactivity towards HCN) ii. `CH_3 CH_2 CH(Br) COOH, CH_3 CH(Br) CH_2 COOH`, `(CH_3)_2 CHCOOH , CH_3 CH_2 CH_2 COOH` (acid strength) iii. Benzoic acid, 4-Nitrobenzoic acid, 3,4Dinitrobenzoic acid, 4-Methoxybenzoic acid (acid strength)

Explanation

i. Di-tert -butyl ketone `lt` Methyl tert-butyl ke-
ii. `_*(CH_3)_2 C H COOHltCH_3 CH_2 CH_2 COOH`
`ltCH_3 CH(Br) dot CH_2 COOHltCH_3 CH_2 CH(Br)`
. `COOH`
iii. 4 -Methoxybenzooic acid .lt Benzoic acid lt4.Nítrobenzoic acid `lt`, 4 - Dinitrobenzoic acid.