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CHEMISTRY REQUIRED PRACTICALS
ELECTROLYSIS
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Created by
scarlett roberts
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Cards (8)
What will you need?
Powerpack
,
copper chloride
,
electrodes
, beaker, blue
litmus paper
, and
sodium
.
How many steps?
6
What's the first steps?
Fill your beaker about
15 cm3
of
copper chloride
, and submerge your
electrodes
in your liquid.
What's the second step?
Using a
powerpack
(set at about
4V
) and connect both wires to your
crocodile clips
.
What's the third step?
Turn this
powerpack
on and leave it to run for about 5
minutes
.
What's the fourth step?
During these
5 minutes
, at the positive
electrode
(
anode
) you should see a
gas
being formed.
What's the sixth step?
At the
cathode
,
copper
should start to have formed
What is electrolysis?
A process in which
electrical energy
is used to drive a
chemical reaction
.