Chemical Cells Flashcards
1
Q
What is the purpose of a salt bridge in a chemical cell?
A
To maintain balance of charge and let ions flow between half-cells.
2
Q
What happens at the anode in a chemical cell?
A
Oxidation.
3
Q
What happens at the cathode?
A
Reduction.
4
Q
What type of cell is re-chargeable?
A
A secondary cell.
5
Q
What determines the voltage?
A
The electrode potential of the 2 metals used.
6
Q
Function of the external circuit?
A
Allows electrons to flow from the anode to the cathode.
