None Part 3: For each of the following representations of butane, determine what strain energy isinvolved in each Newman projection (torsional and/or steric) to explain why the first Newmanprojection is more stable than the second. (-Cl is smaller than any alkyl group)a.CH3CH3H.HH.CH3HHHHCH3Hb.CH3CH3HHHHCH3HH-CH3HC.CH3HHCH3CH3-HHHCH3HA

To solve this problem, we need to analyze the strain energy in each Newman projection for butane.…

Answered: Part 3: For each of the following…

Organic Chemistry: A Guided Inquiry

2nd Edition

ISBN:9780618974122

Author:Andrei Straumanis

Publisher:Andrei Straumanis

Chapter6: Alkanes & Alkenes

Section: Chapter Questions

Problem 4E: Consider the molecule 1-bromo-2-methylbutane. C3 and C4 should be drawn as Et as in theexample. This...

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Consider the molecule 1-bromo-2-methylbutane. C3 and C4 should be drawn as Et as in theexample. This group is called an ethyl group and can be considered a sphere about twice the sizeof a methyl group. Draw the following Newman projections sighting down the C1C2 bond... a. The lowest potential energy conformation. b. The highest potential energy staggered conformation.
Build a model of methylcyclohexane, and use the model to complete the following Newmanprojections of methylcyclohexane in the chair conformation: a. When the methyl group is in an axial or equatorial (circle one) position, the molecule is inits lowest potential energy conformation. b. Label one Newman projection above anti and the other gauche to describe the relationshipbetween the methyl group and C3 of the ring. c. In general, which is a lower PE conformation, anti or gauche? d. Explain how your answer to b and c provide an explanation for why it is more favorable fora large group to be in an equatorial than an axial position.
pa SHS Part 3: For each of the following representations of butane, determine what strain energy is involved in each Newman projection (torsional and/or steric) to explain why the first Newman projection is more stable than the second. (-Cl is smaller than any alkyl group) C. a. b. H. H II H. H CH3 H CH3 CH3 CH3 CH3 H H CH3 H H H CH3 Н HD CH 3 HY H H Steric CH3 TH H₂ -CH3 H Torsional CH3 CH3 4? Torsional H. y- CH3 HS AS AS is too close to CH3 H back is covered is by front # om-lo brod -SO H back is covered by front
6. Newman projections to Lewis structures From the following Newman projections, draw the corresponding Lewis structure in the same conformation. A) B) H. H CH3 H₂C N H OH CI Br CH3 H OH CH3
We consider the following molecule A: And. THIS Of the following Newman projections, indicate: MeEt F F Me 1 Br 5 Br F And Me THIS CH2CH3 AT CH2CH3 "CH3 Br Br Me Me. THIS 2 Br 6 And And .And And Br CI Me F And 3 F And 7 Me the one that corresponds to the least stable conformation of molecule A: And Br And the one that corresponds to the most stable eclipsed conformation of molecule A: CI Me THIS And Br And Br F F And Me And Choose... Choose... the one that corresponds to molecule A as seen by the eye of the observer in the statement: Choose... the one that corresponds to the least stable staggered conformation of molecule A: the one that corresponds to the most stable conformation of molecule A: Choose... Choose... ◆
5. a-G a- Convert the following Newman projection into the bond line structural formula. Must use stereobonds to indicate the orientation of the groups. H3CO CN b- Draw the anti, gauche, and eclipsed conformations of the following molecule using Newman projection. H H H H c- i. Which cyclopropane molecule has the highest torsional strain? ii. Which cyclopropane molecule has the lowest torsional strain? C b a
Which of the following newman projections is The following for n -pentane The lowest energy conformation of What option represents a proper eclipsed conformation. What option is a proper anti conformation. What option is a proper gauche conformation.
Possible Newman projection for following?
g. Draw two chair conformations of the following molecule and indicate which one is more stable. h. Draw the Newman projection of the following molecules. Classify each conformation as staggered or eclipsed around the indicated bond, and rank the conformations in order of increasing stability. CH2CH2CH3 CH3 (CH3)2CH, CH2CH2CH3 (CH3)2CH .C- CH3 CH3 CH3 A
Consider compound Q shown below (trimethylcyclohexane isomer). compound Q Which of the following is the most stable conformation of compound Q? E ||| CH3 Select one: O A. II B. I O C. III D. IV H CH3 CH3 H H CH3 CH3 H CH3 || H CH3 CH3 H CH3 CH3 CH3 IV CH3 "f H H
9. Draw the Newman projection for each of the following molecules, looking down the bond indicated with an arrow. Do not rotate the molecule. H H Br H CH3 "H HO H CH3 HH CH3 OCH₂CH3 HAH (H3C)3CH CH3 10. Draw the corresponding dash-wedge structure for each of the following single bond Newman projections. H H H HO H -CH₂CH3 H CH₂CH₂CH3 Br H CH3 ''C(CH3)3 H H3C CH3 H3C CH3 H Br H3C- CH H3C H H
select the most stable isobutyl chloride newman projection

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