Cations, Anions, and Polyatomics

Getting ready for AP Chem

Aluminum

Al³⁺

Ammonium

NH₄⁺

Barium

Ba²⁺

Cadmium

Cd²⁺

Calcium

Ca²⁺

Cesium

Cs⁺

Chromium(III)

Cr³⁺

Cobalt(II)

Co²⁺

Copper(I)

Cu⁺

Copper(II)

Cu²⁺

Hydrogen

H⁺

Iron(II)

Fe²⁺

Iron(III)

Fe³⁺

Lead(II)

Pb²⁺

Lithium

Li⁺

Magnesium

Mg²⁺

Manganese(II)

Mn²⁺

Potassium

K⁺

Rubidium

Rb⁺

Silver

Ag⁺

Sodium

Na⁺

Strontium

Sr²⁺

Tin(II)

Sn²⁺

Zinc

Zn²⁺

Bicarbonate

HCO₃⁻

Bisulfate

HSO₄⁻

Bromide

Br⁻

Carbonate

CO₃²⁻

Chlorate

ClO₃⁻

Chloride

Cl⁻

Chromate

CrO₄²⁻

Cyanide

CN⁻

Dichromate

Cr₂O₇²⁻

Dihydrogen phosphate

H₂PO₄⁻

Fluoride

F⁻

Hydrogen phosphate

HPO₄²⁻

Hydroxide

OH⁻

Iodide

I⁻

Nitrate

NO₃⁻

Nitride

N³⁻

Nitrite

NO₂⁻

Oxide

O²⁻

Permanganate

MnO₄⁻

Peroxide

O₂²⁻

Phosphate

PO₄³⁻

Sulfate

SO₄²⁻

Sulfide

S²⁻

Sulfite

SO₃²⁻

Thiocyanate

SCN⁻

Hypochlorite

ClO^-

Chlorite

ClO₂^-

Chlorate

ClO₃^-

Perchlorate

ClO₄^-

Acetate

C₂H₃O₂^-

Oxalate

C₂O₄^2-

Amide

NH₂^-

Potassium

K⁺

Beryllium

Be²⁺

Selenide

Se^2-

Phosphide

P^3-

Copper (III)

Cu³⁺

Cobalt (III)

Co³⁺

Tin (IV)

Sn⁴⁺

Lead (IV)

Pb⁴⁺

Mercury (II)

Hg²⁺

Mercury (I)

Hg₂²⁺