Electrochemical Cells Flashcards
0
Q
What is oxidation?
A
Atoms lose electrons
1
Q
What does AN OX, RED CAT stand for?
A
ANode is where OXidation takes place.
REDuction takes place at the CAThode
2
Q
Reduction?
A
Atoms gain electrons
3
Q
Voltaic cell
A
Derives electrical energy from spontaneous redox reactions
4
Q
Electrodes
A
Conductor; electricity leaves or enters
5
Q
Is a cathode reduction or oxidation?
A
Reduction
6
Q
Is an anode reduction or oxidation?
A
Oxidation
7
Q
Is the cathode positive or negative?
A
Positive
8
Q
Is the anode positive or negative?
A
Negative
9
Q
What is a redox reaction?
A
Chemical reactions. Atoms oxidation state change. Transfer of electrons
10
Q
What is ionization?
A
When an atom Or molecule gets a negative or positive charge by gaining or losing electrons
11
Q
What are electrolytes?
A
Ions in a solution which conduct electricity
