MIND MAP CHAPTER 3 ELECTROCHEM 2021

MIND MAP

ELECTROCHEMISTRY

3.0 ELECTROCHEMISTRY

3.1 GALVANIC CELL

E°cell = +ve (spontaneous)
E°cell = -ve (non-spontaneous

REDCAT- Reduction: cathode AN OX-Anod: Ox
KPANG -Katod Positif Anod Negatif Galvanic

Cell notation

EXAMPLE

EXAMPLE

3.2 NERNST EQUATION Electrochemical series

Q = It Q = electric charge (C)
I = current (A)

t = time (s)

1 F = 96500 C

3.3 ELECTROLYTIC CELL C F e mol (Coulomb-Faraday-electron-mol)

96500C  1F  1mol e  1 mol Na

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