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Unit 3 - Atomic Structure

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Section
3.1  Early Atomic Models


Objectives

  1. Discuss early developments in atomic theory.
  2. Determine the atomic number (Z) and mass number (A) of given isotopes of elements.
  3. Explain the differences and similarities between the early models of the atom.

Activities

  • Discussion:  Development of the Atomic Theory
  • Demonstrations:
  • Cloud Chamber
  • Electroscope
  • Project: Time-line
  • Worksheets: Study Guide
  • Computer Lab: Atomic Theory
  • Textbook Questions
  • Vocabulary
  • Video: Atoms

STANDARDS
UPC 2; A 1-2; B 1-2, 4; E 1-2; G 1-3

Section 3.2  Parts of the Atom

Objectives

  1. Differentiate among the major subatomic particles.
  2. Discuss the development of modern atomic theory.
  3. Calculate the average atomic mass of a mixture of isotopes of an element.
  4. Distinguish between the three basic forms of radiation.

Activities

  • Discussion:  Nucleus and the Subatomic Particles
  • Computer Lab: Atomic Structure
  • Demonstrations:
  • Worksheets: Study Guide
  • Projects:  Atomic Structure
  • Textbook Questions
  • Vocabulary

STANDARDS
UPC 1-3; A 1-2; B 1; E 1-2; G 1-3

Section 3.3  Electron Configuration

Objectives

  1. Describe the wave-mechanical view of the hydrogen atom.
  2. Describe an electron cloud.
  3. Name and explain the four quantum numbers.
  4. Determine the electron configurations
  5. Use three methods of electron notation

Activities

  • Discussion:  Quantum Numbers
  • Computer Lab: Electron Configuration 
  • Worksheets: Study Guide
  • Projects: Felt Pen Drop
  • Textbook Questions
  • Vocabulary
  • Video:  Quantum Numbers

STANDARDS
UPC1-2; A1-2; B 1; E2; G


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