oxidation state rules Flashcards
(9 cards)
1
Q
rule 1
A
element = 0
2
Q
rule 2
A
monoatomic ion = charge on ion
3
Q
rule 3
A
sum of oxidation in a molecule = charge of molecule
4
Q
rule 4
A
group 1 metal in a compound = +1
5
Q
rule 5
A
group 2 metal in a compound = +2
6
Q
rule 6
A
F in a compound = -1
7
Q
rule 7
A
H in a compound = +1 usually , but it can be -1 in metal hydrides (like NaH)
8
Q
rule 8
A
O in a compound = -2 usually, can be -1 in peroxides (like H2O2) and +2 in OF2
9
Q
rule 9
A
cl in a compound = -1 usually
