For each of the following addition reactions: ( 16 marks total) Write an equation representing all reactants and products as condensed structural formulas, Be sure to include any catalysts used in the reactions. (3 marks each) Give the IUPAC name of the product. (I mark each) a) Hydrogenation of 2-pentene b) Halogenation (using Bromine) of 2-hexyne c) Hydration of 3-methyl-2-pentene d) Hydrohalogenation (using HBr) of 1-ethylcyclobutene