topic 9 and 10 Flashcards
1
Q
what is an electrolyte?
A
an ionic compound that is molten or dissolved in water that conducts electricity and is decomposed by it.
2
Q
what happens during electrolysis ?
A
passing an electric current through electrolytes causes the ions to move to the electrodes
3
Q
ore definition
A
naturally occurring rocks that contain metals or metal compounds
4
Q
electrolysis-
A
splitting up of substances with electricity
5
Q
eletrolyte-
A
solution containing ions
6
Q
electrodes-
A
rods which conduct electricity
7
Q
cation-
A
positive ion
8
Q
anion-
A
negative ion
9
Q
cathode-
A
negative eletrode
10
Q
anode-
A
positive eletrode
11
Q
A
12
Q
what does oil rig stand for
A
oxidation is loss ( of eletrons )
reduction is gain ( if electrons)
13
Q
what does (aq) mean?
A
aqueous ( dissolved in water)
