General Chemistry - Common Elements & Polyatomic Ions

H / Hydrogen

0

He / Helium

0

Li / Lithium

+1

Be / Beryllium

+2

B / Boron

0

C / Carbon

0

N / Nitrogen

0

O / Oxygen

0

F / Fluorine

-1

Ne / Neon

0

Na / Sodium

+1

Mg / Magnesium

+2

Al / Aluminum

+3

Si / Silicon

0

P / Phosphorus

0

S / Sulfur

0

Cl / Chlorine

-1

Ar / Argon

0

K / Potassium

+1

Ca / Calcium

+2

Sc / Scandium

+3

Ti / Titanium

+4

V / Vanadium

+5

Cr / Chromium

+3

Mn / Manganese

+2

Fe / Iron

+2 or +3

Co / Cobalt

+2 or +3

Ni / Nickel

+2

Cu / Copper

+1 or +2

Zn / Zinc

+2

Ga / Gallium

+3

Br / Bromine

-1

Kr / Krypton

0

Rb / Rubidium

+1

Sr / Strontium

+2

Ag / Silver

+1

Cd / Cadmium

+2

Sn / Tin

+2 or +4

I / Iodine

-1

Ba / Barium

+2

Pb / Lead

+2 or +4

NO₃ / Nitrate

-1

SO₄² / Sulfate

-2

CO₃/ Carbonate

-2

PO₄ / Phosphate

-3

OH / Hydroxide

-1

NH₄ / Ammonium

+1

C₂H₃O₂ / Acetate

-1

ClO₃ / Chlorate

-1

HCO₃ / Bicarbonate

-1

CN / Cyanide

-1