Question

SO 2. Which of the following statements is/are true about the electrolysis of aqueous MgBrz? a) The pH of the solution near the cathode will increase as the electrolysis reaction proceeds. b) Mg will plate out at the cathode. obhos 23 enhora dolomoHS c) Mg2+ is getting reduced at anode. 22 nenusilon olvides d) Br is getting reduced at the cathode. e) None of the above statements is correct. 3. The half-reaction that occurs at the anode in the electrolysis of molten NaBr is: a) 2 H2O + 2 e → H2 + 2 OH b) H2O → 2H+ + O2 + 2 e c) Br- → Br2 + e d) Na* + e → Na e) Na → Nat + e 4. Which of the following is not a likely product that would be obtained from the electrolysis of aqueous BaCl2? a) H2 bet b) Ba c) C12 d) Two of the above choices are correct. ubb00a. e) All of the above choices are correct. 925) 5. Which of the following statements is (are) true about the electrolysis of aqueous CuSO4? a) Cu plates onto the anode. b) The pH around the anode increases. c) 02 is produced at the positive electrode. d) Two of the above choices are correct. e) None of the above choices are correct.