1. Podcast 18.1 Introduction to Acid-Base Chemistry

2. What you know already

3. Arrhenius Acids and Bases Acids produce _____ in aqueous solutions Bases produce _____ in aqueous solutions

4. AcidsBases

5. Bronsted-Lowry Acids ________ are hydrogen ion (H + ) donors ________ are hydrogen ion (H + ) acceptors HCl + H 2 O H 3 O + + Cl - donor acceptor + - +

6. B-L Example

7. Water is _____________ HCHO 2 + HOH H 3 O + + CHO 2 - HOH + PO 4 3- HPO 4 2- + OH - __________: a substance that can act as a B-L acid or a B-L base!

8. Lewis Acids and Bases A Lewis acid is an _________ _____ acceptor A Lewis base is an ________ ______ donor

9. Lewis Examples SO 3 + O 2-  SO 4 2- BF 3 + NH 3  BF 3 NH 3

10. Oxides and Acid/Base Chemistry Metallic oxides form __________ Non-metallic oxides form __________