Organic Chemistry
9th Edition
ISBN: 9781305080485
Author: John E. McMurry
Publisher: Cengage Learning
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[Review Topic]
Calculate strain energy for the conformer pictured below, using strain energy increments from the table.
Strain Energy for Alkanes
Interaction / Compound kJ/mol kcal/mol
H:Heclipsing
4.0
1.0
H: CH3 eclipsing
1.4
CH₂ CHy eclipsing
2.6
gauche butane
0.9
27.5
26.3
cyclopropane
cyclobutane
cyclopentane
cycloheptane
cyclooctane
H₂C
ball & stick
(Calculate your answer to the nearest 0.1 energy unit, and be sure to specify units, kJ/mol or kcal/mol. The answer is case
sensitive.)
Strain energy-
CH₂
labels
5.8
al
11.0
3.8
115
110
26.0
6.2
26.2 6.3
40.5 9.7
[Review Topics)
References]](https://content.bartleby.com/qna-images/question/26c93eb6-55fb-4daf-8d48-757929d34fd6/b9aa1e46-ec8b-4eec-9e9e-4087e038984b/792bcod_processed.jpeg)
Transcribed Image Text:req
re
[Review Topic]
Calculate strain energy for the conformer pictured below, using strain energy increments from the table.
Strain Energy for Alkanes
Interaction / Compound kJ/mol kcal/mol
H:Heclipsing
4.0
1.0
H: CH3 eclipsing
1.4
CH₂ CHy eclipsing
2.6
gauche butane
0.9
27.5
26.3
cyclopropane
cyclobutane
cyclopentane
cycloheptane
cyclooctane
H₂C
ball & stick
(Calculate your answer to the nearest 0.1 energy unit, and be sure to specify units, kJ/mol or kcal/mol. The answer is case
sensitive.)
Strain energy-
CH₂
labels
5.8
al
11.0
3.8
115
110
26.0
6.2
26.2 6.3
40.5 9.7
[Review Topics)
References]
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