Electrolysis Flashcards
1
Q
What is electrolysis?
A
Electrical energy from a direct current supply decomposes electrolytes
2
Q
What are electrolytes?
A
An ionic substance with freely moving ions and can conduct electricity
3
Q
What is an electrode?
A
A rod made of metal or graphite which carried the current into or out the electrolyte
4
Q
What do cations attract?
A
Positive ions
5
Q
What do anions attract?
A
Negative ions
6
Q
What does OILRIG stand for?
A
Oxidation Is Lose Reduction Is Gain
7
Q
What is oxidation?
A
Loss of electrons
8
Q
What is reduction?
A
Gain of electrons
9
Q
What happens at the anode?
A
Oxidation
10
Q
What happens at the cathode?
A
Reduction
