Ⅰ First Steps in Chemistry
1 Chemistry and Humanity
2 moles
3 Chemical reaction equation and solution concentration
Unit Summary

Ⅱ The World of Atomics
4 Structure of an atom
5 Modern atomic model
6 Periodic Table
Periodic properties of the seven elements
Unit Summary

Ⅲ The World of Chemical Bonds and Molecules
8 ionic bonds
9 Covalent Bonds and Bond Polarity
Structure of 10 molecules
Structure and properties of 11 molecules
Unit Summary

Ⅳ Dynamic chemical reactions
12 Dynamic equilibrium
13 Acid-base and neutralization reactions
14 Heat input and output in redox reactions and chemical reactions
Unit Summary