WorksheetsDay 2: The Electrolytic Cell
Total questions: 13
Worksheet time: 6mins
Name
Class
Date
1.
What is the name of the positive electrode?
a)
cathode
b)
anode
2.
What is the name of the negative electrode?
a)
cathode
b)
anode
3.
The negatively charged ions migrate toward the ________.
a)
anode
b)
cathode
4.
What is electrolysis?
a)
breaking down of a compound using a current
b)
making a compound using a current
5.
What is the equation to show what happens to Cl ions at the anode.
a)
Cl- --> Cl + e-
b)
2Cl- --> Cl2 + 2e-
c)
Cl2 + 2e- 2Cl-
d)
Cl2 + 2e- --> 2Cl-
6.
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.
7.
What is the name given to the solution that is being electrolysed?
a)
Salt solution
b)
Electric solution
c)
Mineral solution
d)
Electrolyte
8.
What does the Cathode (-) do to ions?
a)
Give electrons to the Positive ions to turn them back into atoms
b)
Take electrons from the positive ions?
c)
Turn ions back into atoms by removing electrons
d)
Turn atoms into ions by adding electrons
9.
What particle carries the charge in the wire?
a)
electron
b)
proton
c)
ion
d)
atom
10.
Oxidation is loss of electron. Where does oxidation take place during electrolysis.
a)
At anode
b)
In the electrolyte
c)
At the circuit
d)
At cathode
11.
In electrolysis, reduction takes place in which of the following electrodes?
a)
Cathode
b)
Anode
c)
Both cathode and anode
d)
Non of the above
12.
Which particles are responsible for conduction of electricity in electrolyte ?
a)
Free moving electrons
b)
Free moving ions
c)
Free moving proton
d)
Excess neutron
13.
Which statement correctly define redox reaction ?
a)
A reaction that involve lose of electrons
b)
A reaction that involve loosing and gaining of electrons
c)
A reaction that involve gain of electrons
d)
Non of the above.
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