Chem 2 Labs Mystery of the 13 Test Tubes

Purpose

To demonstrate precipitation reactions
and use the data to identify solutions

Know

Metal
Nonmetal
Balancing Chemical Reactions
Precipitation Reactions
Complete Molecular Equation
Total Ionic Equation
Net Ionic Equation
Spectator Ions

Signs of a Chemical Reaction

1. change in appearance or color
2. precipitate formation
3. heat or light released
4. gas evolution (bubbling)