Some revision concepts

The following links will provide help for some fundamental general chemistry concepts:

1. What is a mole? Answer

2. What's the difference between limiting and excess reactants? Answer

3. How do you calculate the percent composition of a compound? Answer

4. What is quantum mechanics? Answer

5. What is the VSEPR Theory? Answer

6. What is chemical equilibrium? Answer

7. How do you calculate rate laws? Answer

8. What are colligative properties? Answer

9. What complex ions? Answer.
How to you name them? Answer (some rules may be slightly different to the ones described in class).
Why are they colored? Answer.
What are their shapes? Answer.