Correct Answer - a-D; b-A,C; c-B,E; d-A,C,F; e-B,E,F; f-F; g-G; h-I,K; i-B,E,I; j-D,I.
(a) Halogenation
(b)Oxymercuration-De-mercuration reaction (OMDM reaction)
(c) Hydroboration-oxidation reaction (HBO reaction)
(d) `CH_(3)CH=CH_(2)overset(OMDM)(to)CH_(3)-overset(O)overset(||)(C)-CH_(3)overset(HOBr)underset("oxidising agent")(to)CH_(3)-CH_(2)-CHO`
(h) Halohydrin formation
(g) Oxidation reaction
(i) `CH_(3)-CH=CH_(2)overset(HBO)(to)CH_(3)-CH_(2)-CH_(2)-OHoverset(SOCl_(2))underset("Darzene process")(to)CH_(3)-CH_(2)-CH_(2)-Cl+SO_(2)+HCl`
(j) Halogenation and elimination