Unit 1 Demos

Objective 1:

The Octet "Rule"

Objectives 2 and 3:

Electronegativity
Polarity and Chemical Bonds

Objective 7:

Wettability and Capillarity
Density of ice/water

Objective 8:

Hydrophobic, hydrophilic, and detergents
How does dry cleaning work?
Water as a Solvent

Objective 9:

Buffers (9c) ^(optional)

Objective 13:

Saturated v. unsaturated fats (13a)

Objective 17:

Protein structure

• Fibrous v. globular proteins (17c)
• Chemical bonds and protein structure
• Diagram (from Campbell 6e)

Objective 18:

Folding of long polypeptides in water
New research on Parkinson's disease emphasizes the importance of a protein's shape on its function

Optional Supplementary Material:

Caught on Tape: A different way to stay clean (and sticky)
Sticky Feet: On geckos and Spider-man