Chemistry
2 Week Outline
Spirit Week!!!!!!!
10/1 – 10/12/12
10/1 3.3 Mixtures of Matter element, compound, mixture, 10/8 1st: Distribution / discussion of Quizzes
heterogeneous, homogeneous, solution, periodic table, Law of
Definite Proportions, Law of Multiple Proportions
Ch 4: The Structure of the Atom
4.1 Early Ideas About Matter
CW/HW: Read p 84 – 87, 89
4.2 Defining The Atom Development of Atomic Theory;
scientific discoveries related to the atom; time lines, the 3
main subatomic particles and their charges and relative
masses; pictures; Gold Foil Experiment; Oil Drop
Study For Quiz!!!!!!!
Experiment; names of atomic models
Powder Puff Game!! Sports Jersey Day!!
10/2
QUIZ: 3.1 – 3.3
Pre-Lab: Physical and Chemical Changes
Western Wear Day
10/3
CW/HW: Development of Atomic Theory worksheet
10/9
1st: Complete Worksheet
2nd: 4.3 How Atoms Differ atoms versus isotopes; mass
number, atomic number, # of neutrons; actual mass versus
mass number; relative abundance; review of periodic table
Ex 3, p 121
CW/HW: Read p 114 – 121. Do p 114, #’s 7, 8, 10; p 116,
#’s 12 – 14; p 121, #’s 20 – 24
Lab: Physical and Chemical Changes – Day 1
10/10
4.3 Day 2 Atoms, Ions, and Isotopes – using information in
tables with the Periodic Table to discern the difference and
classify
Witches and Wizards Day
CW/HW: Atoms, Ions, and Isotopes worksheet
10/11
10/4
Lab: Physical and Chemical Changes – Day 2
10/5
No Class – Pep Assembly!!!
Dismissal during 5th hr from
RETC!!! 
Romeo Pride Day / Homecoming Game 7:00 p.m.
Go, Bulldogs!!!!!
4.1 – 4.3 Quiz – Development of
Atomic Theory, Models, Timeline,
atomic and mass numbers!!
10/12
4.4 Unstable Nuclei and Radioactive Decay alpha, beta,
gamma rays / particles / radiation; nuclear equations,
conservation of mass in nuclear equations; proton-to-neutron
ratio and stability; mass, charge involvement in nuclear
reactions; benefits / detriments to employing radioactivity;
mass defect
CW/HW: Read p 122 – 124. Do p 124, #’s 25 – 29
Special Notes: Powder Puff Game 10/1; Homecoming Game 10/5;