Organic Lesson 24 "Properties
of Alkanes & Conformations of Ethane"
Science and Technology Standards:
PA Standard 3.4.12A
Purpose:
1. I will describe the properties of
alkanes
2. I will draw sawhorse representations and Newman projections for ethane.
Homework Due:
1. Section 2.4 & 2.5 Notes
Handouts/Supplies:
1. Candle Demonstration
I. Introduction
Opening Assignment:
Warm-Up: Complete functional group quiz
(Carbonyl - Ester).
Review warm-up
State the purpose
II. The Lesson:
Activity #1: Complete Section 2.1 - 2.3
Quiz
Activity #2: Review section 2.4 "Properties of Alkanes"
Activity #3: Discuss burning alkanes & balance propane, butane, and
pentane equations
Activity #4: Discuss chloronating alkanes
Activity #5: Discuss the melting and boiling points of various alkanes
Activity #6: Complete candle demonstration (igniting the candle wax vapor)
Activity #6: Review section 2.5 "Conformations of of Alkanes"
Activity #7: Discuss sawhorse representation, Newman Projection, staggered
conformation, eclipsed conformation
Activity #8: Complete notes on sections 2.4 & 2.5
Activity #9: Practice problems (2.10 - 2.13)
III. Closure:
Summary Assignment:
Summarize today's lesson
1. describe the properties of alkanes
2. draw sawhorse representations and Newman projections for ethane.
Homework Assignment (Write down in planners):
1. Complete notes on sections 2.5
& 2.6
2. Problems 2.10 - 2.13
3. Identify the alkane in gasoline & diesel fuel (EC)
Preview of Next Class:
1. Drawing chemical structures
2. Cycloalkanes
Page maintained by: Stephen A. Roe
Last update: Monday, August 24, 2015 9:19 PM
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