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4 - Chemical Changes
Electrolysis
Electrolysis Practical
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Cards (3)
ELECTROLYSIS PRACTICAL
Pour
volume
of
copper chloride
in beaker
Place
petri-dish
with two holes on top
Place two
electrodes
(
rods
) in holes
Attach
crocodile
leads to rods
Attach
Power Supply
Change Voltage to
4V
Repeat
with different solution.
The
Electrodes
are
inert
in
electrolysis
meaning they are
unreactive
.
The
Electrode
rods
must
NOT
touch otherwise they will produce a
short-circut.