Tin (IV) Sn

Phosphate PO

Table of Electrovalencies

Potassium K

Sodium Na

Silver Ag

Hydrogen H

Ammonium NH

Copper (I) Cu

Chloride Cl

Bromide Br

Flouride F

Iodide I

Nitrate NO

Hydrogensulphate HSO

Hydroxide OH

Hydrogencarbonate HCO

Permanganate MnO

Acetate CH COO

Barium BaCalcium CaMagnesium MgZinc ZnIron (II) FeLead PbCopper (II) CuTin (II) SnChromium (II) CrCobalt CoMercury Hg

Oxide O

Carbonate CO

Sulphide S

Sulphate SO

Chromate CrO

Dichromate Cr O

Aluminium AlIron (III) FeChromium (III) Cr

Valency.CDR

+ + ++ + ++ + +

+ + + +

+ +

+

+

+

+

+

+

+ +

+ ++ ++ ++ +

+ ++ ++ ++ +

+ +

– – –

– –

– –

– –

– –

– –

– –

–

–

–

––

–

–

–

–

–3

3

3

3

4

4

4

4

4

4

2

2 7