Basic Chemistry for Biology Students Topic 3.0
Atoms
Atoms, Orbitals, Stability
Periodic Table Atomic # = # of protons = # electrons # neutrons = (atomic mass - # of protons)
Elements
Carbon
Molecules & Compounds
How are molecules and Compounds Formed? BONDING! Covalent Bonds Ionic Bonds
Bonding Continued
pH Scale
To Do: Review Questions 1. What are the nine most biologically important elements? 2. Define: Atom. Define: Element 3. When are atoms stable? Which group of atoms/ elements are stable? 4. What is an ion? Give an example. 5. What is a covalent bond? Give an example. 6. What is an ionic bond? Give an example. 7. How are double bonds and triple bonds formed? 8. What is the pH scale? Which end is acidic? Neutral? Basic?