Atomic Theory And Subatomic Particles

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Unit 4: Atomic Theory and Subatomic Particles
Chapter 3 and Chapter 1, Sec. 3
Unit Learning Targets (L.T.):
By the end of the unit, students will be able to:
1. Explain the progression of the modern atomic theory
2. Compare and contrast subatomic particles
3. Explain and determine the atomic number and atomic mass of elements, and molar mass
of compounds.
4. Understand the concept of isotopes and how the mass number and relative atomic mass
are calculated.
5. Calculate Molar Conversion problems
Vocabulary:
relative atomic mass
mass number
neutron
isotope
atomic number
electron
nucleus
proton
neutral atom
ion
isotope
metal
alkali metals
group
nonmetal
metalloid
alkaline earth metals
halogens
noble gases
period
lanthanides
actinides
transition metals
valence electrons
periodic table
Topic & L.T.
Activities/Labs/In-class Work
Homework*
Atomic Structure and
The Atom Song
Finish Review Packet Part
Theory; Subatomic
Chapter 3 Notes/Discussion
1 (Begin on previous day)
Particles
Read pages 16-20
L.T. – 1,2,3
Subatomic Particles;
Chapter 3 Notes/Discussion
Review Packet Part 2
Isotopes; Mole Map Intro.
Mole Map Introduction
(includes worksheet)
L.T. – 2,3,5
Mole Conversions
Mole Conversion Practice
Review Packet Part 3
L.T. – 5
(includes worksheet)
Percent Abundance and
Chapter 3 Notes/Discussion
Review Packet Part 4
Average Atomic Mass
L.T. – 4
Review Day
Practice Test
STUDY FOR TEST
Review Activities
Unit Test
Chapter 3 Test #1 (and Ch. 2
TBD
Test #2/Ch.1 Test #3)
* Please note – Additional activities, labs, and homework may be added as necessary.
Any changes discussed in class and written on the board should be added to homework
listed above by the student and will be due as discussed in class.

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