Oxidation Numbers Flashcards
1
Q
Atom in its elemental form
A
0
2
Q
Ion
A
The charge of the each ion
3
Q
Group 1
A
Always +1
4
Q
Group 2
A
Always +2
5
Q
Hydrogen
A
+1
6
Q
Hydrogen when bonded to metals
A
-1
7
Q
Oxygen
A
-2
8
Q
Oxygen in peroxides
A
-1
9
Q
Oxygen bonded to flourine
A
+2
10
Q
Flourine
A
-1
11
Q
Other halogens
A
Often -1 but look at the compound
