87.8 Electrode potential Out-class extensive reading IraN. Levine, pp 426 Section 14.7 standard electrode potentials Section 14.8 concentration cells Section 14.9 liquid-junction potential
§7.8 Electrode potential Out-class extensive reading: Ira N. Levine, pp. 426 Section 14.7 standard electrode potentials Section 14.8 concentration cells Section 14.9 liquid-junction potential
87.8 Electrode potential Goals for this class (I) Explain the origin of interfacial charge (2)Compare the important models for electric double layer (3) Principle for defining a relative standard (4)Applying Nernst equation for electrode (5) Enumerate the ways to lower/eliminate liquid junction potential
Goals for this class (1) Explain the origin of interfacial charge; (2) Compare the important models for electric double layer; (3) Principle for defining a relative standard. (4) Applying Nernst equation for electrode. (5) Enumerate the ways to lower/eliminate liquid junction potential. §7.8 Electrode potential
87.8 Electrode potential 7.8.1 How does electrode potential establish? Cu half-cell (cathode; reduction) 12 BBS. CDSTM. CN Zn half-cell (anode; oxidation) electromotive forces potential difference Daniell cell
7.8.1 How does electrode potential establish? Daniell cell electromotive forces potential difference §7.8 Electrode potential
87.8 Electrode potential 7.8.1. Interfacial charge and electrode potential 1)Metal-metal interface 2)Liquid-liquid interface: Liquid junction is the interface between two miscible electrolyte solutions Work function contact potential HCI KCI HCI KCI n 4++(++ H ( Oenone ⑥ KCl solution HCI solution liquid junction potential, liquid potential, diffusion potential
1) Metal-metal interface: Work function contact potential 7.8.1. Interfacial charge and electrode potential KCl solution HCl solution 2) Liquid-liquid interface: Liquid junction is the interface between two miscible electrolyte solutions. liquid junction potential, liquid potential, diffusion potential §7.8 Electrode potential
87.8 Electrode potential 7.8.1. Interfacial charge and electrode potential 3)Liquid-metal: Cu2++2e-、Cu exchange current, electrode potential
3) Liquid-metal: exchange current, electrode potential 7.8.1. Interfacial charge and electrode potential §7.8 Electrode potential