Download Properties of Atoms, Chemical Bonding and Chemical Reactions

Spice of Life Class 3, Fall 2012
The Chemistry of Food, Part 1: The Properties of Atoms, Chemical Bonding and
Chemical Reactions
I. Overview
A.
The Properties of Atoms
B.
Chemical Bonding
C.
Chemical Reactions
II.
The Properties of Atoms
A.
What is an Atom?
B.
Atomic Weight:
C.
Electron Shells
D.
Example : Carbon
http://www.bpc.edu/mathscience/chemistry/images/periodic_table_of_elements.jpg
E.
Element
Team Application Problems:
Atomic
Number
Atomic
Weight
Sodium
Sulfur
Nitrogen
Oxygen
F.
Elements and Compounds
Number of
Protons
Number of
Electrons
Electrons in
Outer Shell
III.
Chemical Bonding
A.
Why do atoms bond?
B.
Covalent Bonds
C.
The formation of Ions and Ionic Bonds
D.
Team Practice: Would these atoms be more likely to form a covalent or
an ionic bond?
Nitrogen and Hydrogen
Potassium and Chlorine
IV.
E.
Hydrogen Bonds
F.
van der Waals bonds
Chemical Reactions
A.
Basic concepts
B.
Example: Hydrogen and Oxygen React to form water
1. What happens to the electrons?
2. How is this reaction depicted?
3. Why does cooking require energy?