21 The Nature of Matter

A. Atoms

B. Elements and Isotopes

1. Isotopes

2. Radioactive Isotopes

C. Chemical Compounds

D. Chemical Bonds

1. Ionic Bonds

2. Covalent Bonds

3. Van der Waals Forces

 

 

 

 

 

 

 

 

 

 

 

22 Properties of Water
A. The Water Molecule
1. Polarity
2. Hydrogen Bonds
B. Solutions and Suspensions
1. Solutions
2. Suspensions
C. Acids, Bases, and pH
1. The pH Scale
2. Acids
3. Bases
4. Buffers