NAMING MOLECULAR

COMPOUNDS

Table of ContentsLecture/Lab/Activity Date Pg#

22. The Periodic Table 9/24/10 4723. Periodic Def & Trends 9/27/10 4924. Electron config practice 10/4/10 5125. Ions and Oxidation Numbers 10/5/10 5326. Lewis Dot Diagram 10/6/10 5427. Intro to Chemical Bonding 10/7/10 5728. Covalent Bonding 10/12/10 6129. Ionic Bonding 10/14/10 6130. Ionic vs. Covalent Lab 10/18/10 6331. Metallic Bonding 10/19/10 6132. Molecular Geometry 10/21/10 6433. Writing Chemical Formulas 10/25/10 6734. Naming Ionic Compounds 10/26/10 6935. Ionic Compounds Puzzle 10/27/10 7136. Naming Molecular Compounds 10/29/10 73

Objective:The student will record lecture notes on naming ionic compounds then practice naming and formula writing in a class activity.

Agenda:Naming Ionic compounds– LectureNaming Ionic compounds HW

Molecular Nomenclature

Prefix System (binary compounds)

1. Less e-neg atom comes first.

2. Add prefixes to indicate # of atoms. Omit mono- prefix on first element.

3. Change the ending of the second element to -ide.

PREFIXmono-di-tri-tetra-penta-hexa-hepta-octa-nona-deca-

NUMBER123456789

10

Molecular Nomenclature

Naming Compounds

Example: name the following molecular compounds

CO2

N2O3

Cl2O

SO3

CO

N O F

Cl

Br

I

H

Molecular Nomenclature

The Seven Diatomic Elements

Br2 I2 N2 Cl2 H2 O2 F2