question_answer 35)

  Oils on treating with hydrogen in the presence of palladium or nickel catalyst form fats. This is an example of (a) addition reaction                                                       (b) substitution reaction (c) displacement reaction                                             (d) oxidation reaction

Answer:

                  (a) Oils are unsaturated compounds containing double bonds. Addition reactions are Characteristic property of unsaturated hydrocarbons. The given reaction is an example of addition reaction.