(a) Arrange alkyl halides water and alkane in order of decreasing density . (b) Arrange chloromethanes and water in order of decreasingdensity. (c)Arrange MeX inorder of decreasing bond length. (d) Arrange MeX in order of decreasing bond strength. (e) Arrange MeX in order of activity. (f)Arrange alkyl halides (1^(@),2^(@),3^(@)) in order of decreasing S_(N^(2)) reactivity. (g) Arrange the order of reactivity of alcohols towards HX. (h) Arrange the decreasing order of reactivity in haloforms. (i) Arrange the following isomeric bromides in order of decreasing reactivity in S_(N^(2)) displacement: underset((I))("(b) 2-Bromo-2- methylbutane") ,underset((II))(1-"Bromopentane"), underset((III))(2-"Bromopentane") (C) underset((I))(1-"Bromo-3-methylbutane") ,underset((II))(2-"Bromo-2-methylbutane") underset((III))(2-"Bromo-3-methylbutane") (d) underset((I))(1-"Bromobutane") , underset((II))(1-"Bromo-2- methylbutane") underset(III)(1-"Bromo -3- methylbutane") underset((IV))(1-"Bromo-2,2-dimethylpropane")