ions&formulae

zinc ions

Zn²⁺

aluminium

Al³⁺

silver

Ag⁺

cobalt ions

Co²⁺

copper ions

Cu⁺ / Cu²⁺

iron ions

Fe²⁺ / Fe³⁺

lead ions

Pb²⁺ / Pb⁴⁺

manganese ions

Mn²⁺ / Mn⁴⁺

ammonium ions

NH₄⁺

hydroxide ions

OH^-

nitrate (V) ions

NO₃^-

nitrate (III) ions

NO₂^-

cyanide ions

CN^-

hydrogencarbonate ions

HCO₃^-

hydrogensulphate ions

HSO₄^-

carbonate ions

CO₃^2-

sulphate (IV) ions

SO₃^2-

sulphate (VI) ions

SO₄^2-

phosphate ions

PO₄^3-

manganate (VII) ions

MnO₄^-

lithium ions

Li⁺

sodium ions

Na⁺

potassium ions

K⁺

magnesium ions

Mg²⁺

calcium ions

Ca²⁺

strontium ions

Sr²⁺

barium ions

Ba²⁺

hydrogen ions

H⁺

chloride ions

Cl^-

bromide ions

Br^-

iodide ions

I^-

oxide ions

O^2-

sulphide ions

S^2-

fluoride ions

F^-

rubidium ions

Rb⁺

caesium ions

Cs⁺

strontium ions

Sr²⁺

cromium ions

Cr³⁺

dichromate ions

Cr₂O₇^2-

chlorate ions

CIO^-

ethanoate ions

CH₃COO^-

cyanide ions

CN^-

water

H₂O

oxygen

O₂

nitrogen

N₂

ammonia

NH₃

ozone

O₃

argon

Ar

neon

Ne

hydrogen

H₂

sulphuric acid

H₂SO₄

hydrochloric acid

HCl

nitric acid

HNO₃

phosphoric acid

H₃PO₄

chlorine

Cl₂

bromine

Br₂

iodine

I₂

what are the most common prefixes that show number and what do they mean?

mono = 1

di = 2

tri = 3

tetra = 4

penta = 5

hexa = 6

septa = 7

octa = 8

nona = 9

deca = 10