silver
ag+
zinc
Zn2+
lead
Pb2+
copper (ii)
Cu2+
copper (iii)
cu3+
iron(iii)
Fe3+
group 1
+
group 2
+2
group 3
3+
group 4
group 5
3-
group 6
2-
group 7
1-
group 8
0
ammonium ions
NH(4) +
sulfate ions
SO(4) 2-
hydroxide ions
OH -
nitrtae ions
NO(3) -
CARBONATE ION
CO(3) 2-