Chemistry - A Molecular Science
Chapter 10 Solutions 28. A student finds two unlabelled jars, one is BaSO and the other is Na 4 SO 2 . 4 Suggest an easy way to ...
11.0 Introduction 11.6 Common Batteries 11.1 Electron Transfer or Redox Reactions 11.7 Corrosion 11.2 Half-Reactions 11.8 Electr ...
Chapter 11 Electron Transfer and Electrochemistry 11.1 ELECTRON TRANSFER OR REDOX REACTIONS The solution of CuSO in Figure 11.1a ...
subscript is then used to distinguish substan ces. For example, if we use 1 for Cu and 2 for Fe, then OX = Cu 1 2+ ions (the oxi ...
Chapter 11 Electron Transfer and Electrochemistry c) Will A reduce B to B 2-; i.e. , is A + B → A 2+ + B 2- spontaneous? Example ...
Example 11.2 Identify the oxidants and reductants in the following redox reactions. a) C H 12 O 22 (s) + 12O 11 (g) 2 → 12CO (g) ...
Chapter 11 Electron Transfer and Electrochemistry are gained in the reduction half-reaction. Summing the two half-reactions yiel ...
reactions and forcing the transferred electrons to move through an external circuit. The marriage of electrical conduction throu ...
Chapter 11 Electron Transfer and Electrochemistry G = -nΔ FE = -96,500n Eq E 11.3 Equation 11.3 indicates that the cell potentia ...
two electrons flow into the cathode co mpartment shown in Figure 11.2, a Cu 2+ ion is reduced to Cu metal. The reduction results ...
Chapter 11 Electron Transfer and Electrochemistry could predict the extent of a redox reaction if we knew the relative values of ...
However, if a SHE is connected to a different redox couple, one process will be favored over the other. Process a• is favored wh ...
Chapter 11 Electron Transfer and Electrochemistry Table 11.1 Standard Reduction Potentials at 25 oC. OX + ne 1-^ U RED oE (V) 1+ ...
11.5 WRITING REDOX REACTIONS The number of electrons gained in the reduction half-reaction must equal the number lost in the oxi ...
Chapter 11 Electron Transfer and Electrochemistry Example 11.4 Write the anode and cathode half-reactions and the balanced chemi ...
Example 11.5 Write net equations or “no reaction” and determine oE rxn for each process. a) Metallic sodium is added to water. T ...
Chapter 11 Electron Transfer and Electrochemistry 11.6 COMMON BATTERIES Batteries are self-contained, galvanic electrochemical c ...
powderedPbO cathode 2 (+) spongyPb anode (-) HSO^24 + metallicconductors 0V 2V 4V 6V Figure11.7 Lead-storage battery The pot ...
Chapter 11 Electron Transfer and Electrochemistry The mechanism shown in Figure 11.8 accounts for each of the preceding observat ...
GALVANIZATION When more than one metal is present, the more reactive metal (the one with a more negative o (^) E ) reacts first. ...
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