The torsional strain of a pair of eclipsing C-C bonds in cyclopentane is the same as the torsional strain of a pair of eclipsing C-H bonds. How much strain (in kcal/mol) is relieved on ring puckering from flat cyclopentane to the envelope conformation, if the angle strain for both conformations is negligible? Select one: Ⓒa. 2.5 b. 3.0 O c. 5.5 O d. 8.5 O e. 10.5

The torsional strain of a pair of eclipsing C-C bonds in cyclopentane is the same as the torsional strain of a pair of eclipsing C-H bonds. How much strain (in kcal/mol) is relieved on ring puckering from flat cyclopentane to the envelope conformation, if the angle strain for both conformations is negligible? Select one: Ⓒa. 2.5 b. 3.0 O c. 5.5 O d. 8.5 O e. 10.5

Organic Chemistry

9th Edition

ISBN:9781305080485

Author:John E. McMurry

Publisher:John E. McMurry

Chapter3: Organic Compounds: Alkanes And Their Stereochemistry

Section3.SE: Something Extra

Problem 52AP: Increased substitution around a bond leads to increased strain. Take the four substituted butanes...

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