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