raheminprasla raheminprasla Today at 1:37 PM Chemistry Answered 5. Which of the following does not represent a reduction? 1) oxygen goes to Na20 2) They are all reductions 3) Pb+2 (aq) goes to Pb (s) 4) S04-2 (aq) goes to SO2 O Cl- (aq) goes to Cl2