question_answer

  Humans, monkeys and guinea pigs do not have the enzymes necessary for the biosynthesis of vitamin C, so they must include the vitamin in their diets. It is also required for the synthesis of collagen, which is the structural protein of skin, tenders, connective tissue and bone. Answer the following questions based on above passage. (a) Write structure of vitamin C and the functional groups therein.                                                                           [1] (b) Is it acidic in nature? What is the common name of vitamin C?                                                                             [1] (c) What is the oxidation product of vitamin C?                                                                                                                  [1]

Answer:

  (a) Structure   [1] (b) It is acidic due to enolic ?OH. Common name is ascorbic acid. (c)