Al, Mg, Ca, H, Li, Na, F, Br, O, S, N
+3, +2, +1, -1, -2, -3?
+3, +2, +1, -1, -2, -3?
-
Al is +3
Mg is +2
Ca is +2
H is +1
Na is +1
F is -1
Br is -1
O is -2
S is -2
N is +3
Mg is +2
Ca is +2
H is +1
Na is +1
F is -1
Br is -1
O is -2
S is -2
N is +3