Organic Lesson 20 "Cycloalkanes"

Science and Technology Standards:

PA Standard 3.4.12A

Purpose:

1. I will identify, draw, and name cycloalkanes.

Homework Due:

1. Complete Notes on Sections 2.5 & 2.6
2. Problems 2.14 - 2.17

Handouts/Supplies:

1. No handouts

I. Introduction

Opening Assignment:

Warm-Up: Review the functional groups.
Review warm-up
State the purpose

II. The Lesson:

Activity #1: Review problems 2.14 - 2.17
Activity #2: Read section 2.8 "Cis-Trans Isomerism in Cycloalkanes"
Activity #3: Complete organic vapor pressure activity (Candle Lighting demo)
Activity #4: Read section 2.9 "Conformation of Some Common Cycloalkanes"
Activity #5: Discuss and draw chair confomation
Activity #6: Read section 2.10 "Axial an Equatorial Bonds in Cyclohexane"
Activity #7: Discuss and draw axial and equatorial positions
Activity #8. Complete Notes on Sections 2.8 - 2.10
Activity #9: Complete problems 2.18 - 2.20

III. Closure

Summary Assignment:

Summarize today's lesson
1. describe the properties of alkanes
2. draw sawhorse representations and Newman projections for butane.

Homework Assignment (Write down in planners):

1. Notes on Sections 2.8 - 2.10
2. Problems 2.18 - 2.20

Preview of Next Class:

1. Cycloalkane Conformations