Introducation of Electro chemistry
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March 02, 2016 |
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Electro chemistry
Learning objectives
Learning objectives
§You will be able to:
§Identify main components of
an electrochemical cell
§Write shorthand description
of electrochemical cell
§Calculate cell voltage
using standard reduction potentials
§Apply Nernst equation to
determine free energy change
§Apply Nernst equation to
determine pH
§Calculate K from electrode
potentials
§Calculate amount of
material deposited in electrolysis
Energy in or energy out
§Galvanic (or voltaic) cell relies on
spontaneous process to generate a potential
capable of performing work – energy
out
§Electrolytic cell performs chemical reactions through
application of a potential –
energy in
Redox
§Oxidation is...
§Loss
of electrons
§Reduction is...
§Gain
of electrons
§Oxidizing agents oxidize and are reduced
§Reducing agents reduce and are oxidized
Redox at the heart of the matter
To read this complete topic click here .......
Chemistry for class 12 ...........
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