Oxidation Numbers Flashcards
1
Q
O.N. = +1 in all compounds
A
Group 1A
2
Q
O.N. = 2+ for all compounds
A
Group 2A
3
Q
O.N. = +1 in combination with all nonmetals
O.N. = -1 in combination with all metals and boron
A
Hydrogen
4
Q
O.N. = -1 in all compounds
A
Flourine
5
Q
O.N. = -1 in all peroxides
O.N. = -2 in all other compounds (except with F)
A
Oxygen
6
Q
O.N. = -1 in combination with metals, nonmetals (except O), and other halogens lower in the group
A
Group 7A
