Revisi Kinetic Overpotential Hydrogen Rommy Iman Sulaiman 071430

Revisi Kinetic Overpotential Hydrogen Rommy Iman Sulaiman 071430 9 April 2010

Outline Kinetic Overpotential Hydrogen Kinetic Overpotential Hydrogen Reference

Kinetic (Kinetika) membahas tentang laju reaksi dan mekanisme terjadinya reaksi

Overpotential Hydrogen Adanya gerakan ion (kinetik) yang lambat menyebabkan potensial yang menyimpang dari nilai Nernst Pada Hydrogen : 2 H+ + 2 e- = H 2

Kinetic Overpotential Hydrogen Ø Mass Transfer-Controlled Reaction. Concentration Overpotential

Kinetic Overpotential Hydrogen Interfacial Reaction Rate Control. Activation Overpotential

Kinetic Overpotential Hydrogen

Kinetic Overpotential Hydrogen I. III. IV. Difusi H 3 O+ dari Bulk Solution menuju double layer H 3 O+ melewati Double Layer Dehidrasi ion H 3 O + H 2 O + e a) Electrochemical H 3 O+ + M + e- M-H + H 2 O (pelepasan ion) b) Pembentukan molekul-molekul Hydrogen 2 M-H 2 M + H 2

Kinetic Overpotential Hydrogen V. VI. Desorpsi gas H 2 dari elektroda Difusi gas H 2 keluar/menjauhi elektroda

Reference Habashi, Fathi. Principles of Extractive Metallurgy. New York : Gordon and Breach, Science Publishers, Ltd H. S. Ray A. Ghosh. 1991. Principles of Extractive Metallurgy : New Age International Rosenqvist, Terkel. 1983. Principles of Extractive Metallurgy. Tokyo : Mc. Graw Hill Kogakusha Ltd.

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