NAME & SYMBOL OF ELEMENT

Concentra

te!

PARTICLES

ATOM MOLECULE ION

MgZnAlFeNaK

O₂H₂N₂Br₂O₃

CO₂SO₂NH₃

NaCl

Element

Compound

ELEMENT SYMBOL

Potassium (Kalium) KSodium (Natrium) Na

Calcium CaMagnesium MgAluminium Al

Zinc ZnIron (Ferrrum) FeTin (Stannum) Sn

Lead (Plumbum) PbCopper (Cuprum) Cu

Silver (Argentum) Ag

Barium BaLithium Li

Nickel Ni

Mercury (Hydrargyrum) Hg

Gold (Aurum) Au

Silicon Si

Carbon C

Oxygen O

Hydrogen H

Nitrogen N

Fluorine FChlorine ClBromine Br

Iodine ISulphur S

Phosphorus PHelium HeNeon NeArgon Ar

Manganese MnBoron B

NAME & FORMULA OF

IONS

Concentrat

e!

Positive Ions [Cation]

CHARGE NAME FORMULA

+1

Potassium ion K+

Sodium ion Na+

Lithium ion Li⁺Silver ion Ag+

Hydrogen ion H+

Ammonium ion NH₄⁺

+2

Magnesium ion Mg²⁺Calcium ion Ca²⁺

Zinc ion Zn²⁺Lead(II) ion Pb²⁺Iron(II) ion Fe²⁺

Copper(II) ion Cu²⁺Tin(II) ion Sn²⁺

Barium Ba²⁺

+3Aluminium ion Al³⁺

Iron(III) ion Fe³⁺Chromium(III) ion Cr³⁺

Negative Ions [Anion]

CHARGE NAME FORMULA

-1

Hydroxide ion OH⁻Chloride ion Cl⁻Bromide ion Br⁻Iodine ion I⁻Nitrate ion NO₃⁻

Fluoride ion F⁻Manganate(VII) ion MnO₄⁻

Bicarbonate ion HCO₃⁻

-2

Oxide ion O²⁻

Sulphate ion SO₄²⁻Carbonate ion CO₃²⁻

Dichromate(VI) ion Cr₂O₇²⁻Sulphite ion SO₃²⁻Sulphide ion S²⁻

-3Phosphate ion PO₄³⁻

Nitride ion N³⁻