Ionic Naming
Ionic Formula
Covalent Naming
Covalent Formula
Vocabulary and Rules
100

MgS

Magnesium Sulfide

100

Potassium Fluoride

KF

100

P2O3

Diphosphorous Trioxide

100

Carbon Tetrachloride

CCl4

100

A naming system

Nomenclature

200

Ca3As2

Calcium Arsenide

200

Aluminum Bromide

AlBr3

200

Cl2S5

Dichlorine Pentasulfide

200

Carbon Monoxide

CO

200

An ion made from more than one atom

Polyatomic Ion

300

CsOH

Cesium Hydroxide

300

Mercury (I) Iodide

HgI

300

IF7

Iodine Heptafluoride

300

Selenium Hexafluoride

SeF6

300

These elements require a Roman numeral since they have multiple forms with different charges

Transition metals

400

Pb3N2

Lead (II) nitride

400

Ammonium Oxide

(NH4)2O

400

H2O (NOT WATER)

Dihydrogen Monoxide

400

Tricarbon Octahydride

C3H8

400

When more than one of the same polyatomic ion is used, what must be done?

It must be placed in parentheses

500

Co2(CrO4)3

Cobalt (III) Chromate

500

Nickel (III) Phosphate

Give the MOST correct answer

NiPO4

500

NO

Nitrogen monoxide

500

Heptachlorine Pentahydride

Cl7H5

500

When is "mono-" used in the name of a covalent compound?

ONLY when there is one of the second element