Match column I with column II.
Match the entries of column I with column II Column AColumn B(a) First artificial plastic(i) Polythene(b) First artificial fibre(ii) DNA (c) Biopolymer(iii) Nylon (d) Linear polymer(iv) Bakelite
Arrange the following in increasing acidic character Phenol, m - nitrophenol, m - chlorophenol, m - cresol I II III IV