WorksheetsBatteries
Total questions: 11
Worksheet time: 5mins
Name
Class
Date
1.
An electrochemical cell that is used to convert chemical energy into electrical energy
a)
electrolysis
b)
electrode
c)
voltaic cell
d)
anode
2.
The electrode at which reduction occurs
a)
cathode
b)
anode
c)
salt bridge
d)
electrode
3.
What occurs to the mass of copper electrode in the following reaction?
Zn/Zn+2 // Cu+2/Cu
Zn/Zn+2 // Cu+2/Cu
a)
increases
b)
decreases
c)
remains the same
4.
What occurs to the mass of zinc electrode in the following reaction?
Zn/Zn+2 // Ag+1 / Ag
Zn/Zn+2 // Ag+1 / Ag
a)
increases
b)
decreases
c)
remains the same
5.
Which type of electrochemical cell is used as a battery?
a)
voltaic
b)
electrolytic
6.
If the cell potential is negative, the reaction is?
a)
a success
b)
spontaneous
c)
not spontaneous
7.
Galvanic cells convert
a)
mechanical energy in to electrical energy
b)
potential energy in to electrical energy
c)
electrical energy in to chemical energy
d)
chemical energy in to electrical energy
8.
What reaction occurs at the anode?
a)
Ag+ + e- →Ag
b)
Ag → Ag+ + e-
c)
Ni2+ + 2e- → Ni
d)
Ni → Ni2+ + 2e-
9.
What unit of measurement do we use to measure electrical potential?
a)
Watts
b)
Volts
c)
Amps
d)
Ohms
10.
What type of battery?
a)
Silver battery
b)
Fuel battery
c)
Dry cell battery
d)
Lead acid battery
11.
Which of the following is a reversible battery type?
a)
Alkaline battery
b)
Lithium battery
c)
Silver battery
d)
Zinc carbon battery
100 %
