Negative ion
Formula in compound charge
Oxide
Hydroxide
Nitrate NO3 -1 -1
Sulphate
Carbonate
Negative ion
Formula in compound charge
Chloride
Bromide
Iodide
chromate
dichromate
Negative ion
Formula in compound charge
Sodium
Potassium
Magnesium
Zinc
Copper(II)
Negative ion
Formula in compound charge
Calcium
Silver
Ammonium
Aluminium
Stanum(II)
Sodium oxide
ONa2
Sodium hydroxide
NaOH
Sodium chloride
NaCl
Potassium oxide
OK2
Potassium hydroxide
KOH
Potassium chloride
KCl
Calcium oxide
CaO
Calcium hydroxide
2)(OHCa
Calcium chloride
2CaCl
zinc oxide
ZnO
Zinc hydroxide
2)(OHZn
Zinc chloride
2ZnCl
Aluminium oxide
32OAl
Aluminium hydroxide
3)(OHAl
Aluminium chloride
3AlCl
Iron(II)oxide
FeO
Iron(II)hydroxide
2)(OHFe
Iron(II)chloride
2FeCl
Iron(III)oxide
32OFe
Iron(III)hydroxide
3)(OHFe
Iron(III)chloride
3FeCl
Copper(II)oxide
CuO
Copper(II)hydroxide
2)(OHCu
Copper(II)chloride
2CuCl
Silver oxide
OAg 2
Silver hydroxide
AgOH
Silver chloride
AgCl
Ammonium oxide
ONH 24)(
Ammonium hydroxide
OHNH 4
Ammonium chloride
ClNH 4
+1 -1
+1 -1
+1 -2
+1 -2
+1 -1
+1 -1
+1 -2
+1 -2
+2 -1
+2 -1
+2 -2
+2 -2
+2 -1
+2 -1
+2 -2
+2 -2
+2 -1
+3 -1
+3 -2
+3 -2
Iron(ll) Bromide
2FeBr
Iron(ll) Iodide
2FeI
Iron(ll) Sulphate
4FeSO
Iron(ll) Carbonate
3FeCO
Iron(lll) Bromide
3FeBr
Iron(lll) Iodide
3FeI
Iron(lll) Sulphate
342 )(SOFe
Iron(lll) Carbonate
332 )(COFe
Copper(ll) Bromide
2CuBr
Copper(ll) Iodide
2CuI
Copper(ll) Sulphate
4CuSO
Copper(ll) Carbonate
3CuCO
Silver Bromide
AgBr
Silver Iodide
AgI
Silver Sulphate
42SOAg
Silver Carbonate
32COAg
Ammonium Bromide
BrNH 4
Ammonium Iodide
INH 4
Ammonium Sulphate
424)( SONH
Ammonium Carbonate
324)( CONH