Oxidation Number Rules Flashcards
1
Q
Fluorine (F)
A
Always -1
2
Q
H (Hydrogen)
A
Always +1 except as Hydride (H2O2)
3
Q
Group IA
A
Always +1
4
Q
Group IIA
A
Always +2
5
Q
Oxidation # for monatomic ion
A
Equals its charge
6
Q
Oxidation # for uncombined elements
A
0
7
Q
Sum of oxidation #s for neutral compound
A
0