CHEMISTRY: Polyatomic Ions

Ammonium

NH₄⁺

Cesium

Cs⁺

Gold (I)

Au⁺

Hydrogen

H⁺

Lead (I)

Pb⁺

Lithium

Li⁺

Potassium

K⁺

Silver

Ag⁺

Sodium

Na⁺

Copper (I)

Cu⁺

Barium

Ba²⁺

Beryllium

Be²⁺

Cadmium

Cd²⁺

Calcium

Ca²⁺

Cobalt (II)

Co²⁺

Copper (II)

Cu²⁺

Iron (II)

Fe²⁺

Lead (II)

Pb²⁺

Magnesium

Mg²⁺

Manganese (II)

Mn²⁺

Mercury (I)

Hg₂²⁺

Mercury (II)

Hg²⁺

Nickel (II)

Ni²⁺

Strontium

Sr²⁺

Zinc

Zn²⁺

Tin (II)

Sn²⁺

Aluminum

Al³⁺

Chromium (III)

Cr³⁺

Cobalt (III)

Co³⁺

Gold (III)

Au³⁺

Iron (III)

Fe³⁺

Manganese (III)

Mn³⁺

Tin (IV)

Sn⁴⁺

Nickel (IV)

Ni⁴⁺

Lead (IV)

Pb⁴⁺

Acetate

C₂H₃O₂^-

Amide

NH₂^-

Hydrogen Carbonate (Bicarbonate)

HCO₃^-

Hydrogen Sulfate (Bisulfate)

HSO₄^-

Bisulfide

HS^-

Bisulfite

HSO₃^-

Bromate

BrO₃^-

Bromide

Br^-

Chlorate

ClO₃^-

Chlorite

ClO₂^-

Chloride

Cl^-

Cyanide

CN^-

Cyanate

OCN^-

Fluoride

F^-

Hydride

H^-

Hydroxide

OH^-

Hypochlorite

ClO^-

Iodate

IO₃^-

Iodide

I^-

Nitrate

NO₃^-

Nitrite

NO₂^-

Perchlorate

ClO₄^-

Permanganate

MnO₄^-

Thiocyanate

SCN^-

Carbonate

CO₃^2-

Chromate

CrO₄^2-

Dichromate

Cr₂O₇^2-

Oxide

O^2-

Oxalate

C₂O₄^2-

Silicate

SiO₃^2-

Sulfate

SO₄^2-

Sulfite

SO₃^2-

Sulfide

S^2-

Tartrate

C₄H₄O₆^2-

Tetraborate

B₄O₇^2-

Thiosulfate

S₂O₃^2-

Arsenate

AsO₄^3-

Arsenite

AsO₃^3-

Citrate

C₆H₅O₇^3-

Ferricyanide

Fe(CN)₆^3-

Nitride

N^3-

Phosphate

PO₄^3-

Phosphite

PO₃^3-

Phosphide

P^3-

Most reactive to least reactive metals

Potassium
Sodium
Calcium
Magnesium
Aluminum
Carbon
Zinc
Iron
Tin
Lead
Hydrogen
Copper
Mercury
Silver
Gold
Platinum

2 nonmetals that can lose electrons

Carbon and Hydrogen