1.Properties of compounds_ melting points & structure
2.Preparing salt
3.Calculation with mole & N, mass, volume, concentration
4.Rate of reaction, equilibrium
5.Properties of metals
6.Chemical reactions_electrolysis
7.Extraction of metals
8.Industry chemistry
9.Notation of organic compounds
10.Reaction of alkane & alkene
11.Reaction of alcohol
12.polymers