A. by addition of fresh solution
B. by replacing external circuit with external source of electricity
C. by removal of solution
D. by heating it
Related Mcqs:
- Electricity in voltaic cell is produced due to_________________?
A. neutralization
B. oxidation
C. reduction
D. both B & C - Voltaic cell is a_________________?
A. irreversible cell
B. reversible cell
C. alkaline cell
D. all of the above - In electrolytic cell electricity carries________________?
A. spontaneous reaction
B. non-wpontaneous reaction
C. neutralization
D. all of above - In Galvanic cell electrons flow from anode to cathode through__________________?
A. external electric circuit
B. salt bridge
C. movement of ions
D. all of the above - In galvanic cell Zn acts as an anode so its value of standard reduction potential in comparison to coupled electrode would be________________?
A. greater
B. lesser
C. sum of reduction and oxidation potentials
D. none - Capacity of one lead accumulator cell is___________________?
A. 1.5 volts
B. 2 volts
C. 3 volts
D. 1 volts - Which of the following cell is not rechargeable ?
A. Lead storage battery
B. Silver oxide cell
C. Fuel cell
D. Ni-Cd cell - Which of the following is true in the case of Zn-Cu cell ?
A. The flow of electrons takes place from copper to zinc
B. E0red of copper electrode is less than that of zinc electrode
C. Zinc acts as an anode and copper as cathode
D. All are correct - Right half cell contains _____________ electrode?
A. A1
B. Zn
C. Cu
D. Fe - Secondary cell is_____________________?
A. rechargeable
B. non rechargeable
C. electrolytic cell
D. Daniel cell
