EXAM4 Flashcards
1
Q
Oxygen molecules charge
A
-2
2
Q
hydrogen molecules charge
A
+1
3
Q
Electron gain + OX # decreases
A
reduction
4
Q
electron loss + OX # increases
A
oxidation
5
Q
Anode
A
oxidation > decrease in electron mass
6
Q
cathode
A
reduction > increase in electron mass
7
Q
+ Ered
A
favored reduction
8
Q
(-) Ered
A
favored oxidation
9
Q
if Ecell > 0
A
spontaneous & forward
10
Q
if Ecell < 0
A
non spontaneous and reverse
11
Q
when is enert needed?
A
when Ecell = +
12
Q
E cell =
A
E cathod - E anode
