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WorksheetsElectrolysis
Total questions: 10
Worksheet time: 3mins
Name
Class
Date
1.
What is electrolysis?
a)
breaking down of a compound using a current
b)
making a compound using a current
2.
Which statement correctly describes the 2 electrodes?
a)
The anode is negative and the cathode is positive
b)
The anode and cathode are both positive
c)
The anode is positive and the cathode is negative
d)
The anode and cathode are both negative.
3.
What is the name given to the solution that is being electrolysed?
a)
Salt solution
b)
Electric solution
c)
Mineral solution
d)
Electrolyte
4.
What is the name of the positive electrode?
a)
cathode
b)
anode
5.
What is the name of the negative electrode?
a)
cathode
b)
anode
6.
The negatively charged ions migrate toward the ________.
a)
anode
b)
cathode
7.
The positively charged ions migrate toward the ________.
a)
anode
b)
cathode
8.
Which of these elements is unlikely to be found native?
a)
gold
b)
platinum
c)
aluminium
d)
silver
9.
Which series is used to predict the reactions of metals with carbon and other elements?
a)
reactionary series
b)
reaction series
c)
redox series
d)
reactivity series
10.
When NaCl solution is electrolysed what has forms at the anode?
a)
Hydrogen
b)
Oxygen
c)
Chlorine
d)
Sodium
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