Week 5: Atoms and molecules

Skills and concepts for Atoms and molecules.

1. 1. What are atoms and chemical elements?
2. 2. How are substances represented by chemical formulas and models?
3. 3. Identify chemical formulas for ball-and-stick models
4. 4. Describe the atomic composition of molecules
5. 5. Classify elementary substances and compounds using chemical formulas
6. 6. Classify elementary substances and compounds using models