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Paper 1
4 - Chemical Changes
Electrolysis
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Subdecks (3)
Electrolysis Practical
3 cards
Aqueous Electrolysis
6 cards
Molten Electrolysis
3 cards
Cards (21)
Electrolysis
is process of seperating
ionic
compounds
using
electric current
/
electricity.
Electrolysis cannot happen in
solids
as the
ions
are not free to
move.
Electrolysis
can happen in
Molten
/
Aqueous
solution as the ions are
free
to
move
and carry
charge
; therefore
conduct
electricity.
Cathode
is the
negatively
charged
electrode
Anode
is the
positively
charged
electrode
Electrolyte
is a
liquid
or
solution
which contains
ions.
What does OILRIG stand for?
Oxidation is
Loss Reduction
Is
Gain
At the
Cathode
, electrons are
GAINED
-
Reduction
.
At the
Anode
, electrons are
LOST
-
OXIDATION
.
See all 21 cards