NH₄⁺

Ammonium ion

NH₃

Ammonia

Al³⁺

Aluminum ion

Ba²⁺

Barium ion

Cd²⁺

Cadmium ion

Ca²⁺

Calcium ion

Cr³⁺

Chromium (III) ion

Co²⁺

Cobalt (II) ion

Cu⁺

Copper (I) ion

Cu²⁺

Copper (II) ion

H⁺

Hydrogen ion

H^-

Hydride ion

Fe²⁺

Iron (II) ion

Fe³⁺

Iron (III) ion

Li⁺

Lithium ion

Ag⁺

Silver ion

Na⁺

Sodium ion

K⁺

Potassium ion

Br^-

Bromide ion

Br₂

Bromine

Cl^-

Chloride ion

H₂

Hydrogen

F^-

Fluoride ion

F₂

Fluorine

N³⁺

Nitride ion

N₂

Nitrogen gas - the naturally occuring form of the element nitrogen

O^2-

Oxide

S^2-

Sulfide

Lead (II) bromide

PbBr₂

Ammonium chloride

NH₄Cl

Calcium chloride

CaCl₂

HCl (g)

Hydrogen chloride gas

HCl (aq)

Hydrochloric acid

Hydrogen chloride (HCl) dissolved in water is hydrochloric acid.

HF (g)

Hydrogen fluoride

HF (aq)

Hydrofluoric acid

H₂O

Water

H₃O⁺

Hydronium ion

C₂H₃O^-

Acetate ion

N₃^-

Azide ion

NaN₃

sodium azide

CO₃^2-

Carbonate ion

Na₂CO₃

sodium carbonate

ClO₃^-

Chlorate

ClO₂^-

Chlorite

H₂CO₃

Carbonic acid

ClO^-

Hypochlorite ion

ClO₄^-

perchlorate ion

CN^-

cyanide ion

OH^-

hydroxide ion

NO₃^-

nitrate ion

NO₂^-

nitrite ion

PO₄^3-

phosphate ion

SO₃^2-

sulfite ion

SO₄^2-

sulfate ion

H₂SO₄

sulfuric acid - one of the strong acids

HNO₃

Nitric acid - one of the strong acids

PO₃^3-

Phosphite ion

H₃PO₄

Phosphoric acid

HClO₄

Perchloric acid

HClO₃

Chloric acid

HClO₂

Chlorous acid

HClO

Hypochlorous acid

 Name the seven strong acids

HCl (hydrochloric acid)

HBr (hydrobromic acid)

HI (Hydroiodic acid)

HNO₃ (nitric acid)

HClO₃ (chloric acid)

HClO₄ (perchloric acid)

H₂SO₄ (sulfuric acid)

Elements that occur naturally as diatomic species.

H₂

All halogens (F₂, Cl₂, Br₂, I₂)

O₂

N₂

What are the strong bases?

All alkali metal ions, combined with hydroxide

LiOH, NaOH, KOH, RbOH, CsOH

"Heavy" alkaline earth metals with hydroxide

Ca(OH)₂, Sr(OH)₂, Ba(OH)₂

What do the letters in the Ideal Gas Law stand for?

PV = nRT

P = pressure

V = volume

n = moles

R = gas constant (given)

T = temperature in Kelvin