12th Class Chemistry Sample Paper Chemistry Sample Test Paper-7

  • question_answer
      Write the reactions occurring during the electrolysis of: (a) Aqueous solution                                                                                                                                                         1 (b) at anode                                                                                                                                                                        1 (c) Aqueous solution using silver electrodes.                                                                                                       1

    Answer:

                      (a)                 (i) Aqueous  solution:                                   At cathode: At anode:                                                                                                                                                                 (ii) Net reaction:                                                                                                 (b) at anode: (i) For dilute :                                                                                                            (ii) For high concentrated:                                                                                                                      (c) Aqueous:                                                 At cathode: ions are deposited at cathode.                                                                     At anode: The silver anode undergoes loss of electrons to form ions which go into the solution.                                                                                                                                                                           


You need to login to perform this action.
You will be redirected in 3 sec spinner