Chem 119 TAMU

used when naming compounds of metals + Nonmetals or Ammonium compound

used when naming compounds of Nonmetals

Used when naming compounds that give off the H+ ion when added to water

2 elements

3 or more elements

contains the NH4+ ion

2 non metals

A metal and non metal

"ide"

mono

di

tri

tetra

pentra

hexa

hepta

octa

nona

deca

Hydrogen + group 6A non metal

Ex. Hydrogen sulfide = H2S

Hydrogen + group 7A non metal

S^2-

(K+)& (S2-) = K2S

Use roman numerals

I

II

III

IV

V

VI

VII

VIII

iron (III) - Iron (III) chloride- FeCl3

iron (II) - Iron (II) chloride-FeCl2

Copper (II)- Copper(1) Chloride- CuCl2

Copper (1)- Copper (1) chloride- CuCl

Lead(IV)- Lead (IV) Oxide-PbO2

Lead(II)- Lead (II) Oxide- PbO

Ion - Ion Name

Ag+ - Silver

Zn2+ - Zinc

Cd2+ - Cadmium

Al3+ -Aluminum

Oxidation state of a metal in a monoatomic ion is the same as its charge

NH4+

NH3

CN-

Acid names "ic"

ex Hydrofluoric acid

"ide" ex . Hydrogen sulfide

HClO3- Chloric acid

HNO3- Nitric acid

H2SO4- Sulfuric acid

H2CO3- carbonic acid

H3PO4- Phosphoric acid

*CH3COOH/ HC2H3O2- Acetic acid

always have the -COOH

Nitrate - NO3-

Acetate- Ch3COO-

Chlorate- ClO3-

Perchlorate- ClO4- *one more O than

Permanganate- MnO4-

Carbonate CO3^2-

Sulfate SO4^2-

Chromate CrO4^2-

Dichromate Cr2O7^2-

Phosphate - PO4^3-

-to form the "ite" remove one O from the "ate" anion.

-"hypo"-"ite" remove two O from the "ate" anion.

-Nitrite NO2

-Chlorite CO2

-Hypochlorite ClO2

-Sulfite SO3^2-