3.2  Physical Properties

 

Classify and analyze the specific physical and chemical properties of elements that are based on electronic configuration that determines their placement on the periodic table.

 

Study Guide

Explain each concept

 

è     When a substance undergoes a physical change, its identity remains the same.

 

 

 

 

 

è     Physical properties of matter can be observed without changing the identity of the matter.

 

 

 

 

 

è     Ionic bonding usually occurs between atoms of metals and atoms of nonmetals.

 

 

 

 

 

 

è     In covalent bonding, electrons are shared by two atoms.

 

 

 

 

 

 

è     Covalent bonding usually occurs between atoms of nonmetals.

 

 

 

 

 

 

è     Covalently bonded atoms form a particle called a molecule.