Question

34 Which of the following is the highest energy conformer of 2,3-dimethylbutane HCH, I M V Ho CH ) Ho Ho O Ho HC not A) 1 B)
0 0
Add a comment Improve this question Transcribed image text
✔ Recommended Answer
Answer #1

stable (highe because of tosional less Au34 Eclipsed couformes ae euegy) tha taggasd aiu H CHS HH CH3 CH2 CH CA C си ис H CH

Add a comment
Know the answer?
Add Answer to:
34 Which of the following is the highest energy conformer of 2,3-dimethylbutane HCH, I M V...
Your Answer:

Post as a guest

Your Name:

What's your source?

Earn Coins

Coins can be redeemed for fabulous gifts.

Similar Homework Help Questions
  • 8. Which of the following is the lowest energy conformer of 2,3-dimethylbutane? н Сн, CH I...

    8. Which of the following is the lowest energy conformer of 2,3-dimethylbutane? н Сн, CH I AI B) II C) III D) IV CH3 H₃C HAC J CH₂ H HC CH₂ H C HC CH HC I 9. Which of the following cycloalkanes has the least angle strain? A) Cycloheptane B) Cyclopropane C) Cyclohexane D) Cyclobutane . . " 10. Which of the following chair conformations represents trans-1,4-dimethylcyclohexane?

  • 11. Build the chair and boat conformations and identify the most stable conformation. Identify the 1,3-diaxial inte...

    11. Build the chair and boat conformations and identify the most stable conformation. Identify the 1,3-diaxial interactions. 12. Draw the most stable conformation of (a) ethylcyclohexane (b) 3-isopropyl-1,1-dimethylcyclohexane (c) cis-1-tert-butyl-4-isopropylcyclohexane 13. Draw all possible conformations of 1,4-dimethylcyclohexane and identify the most stable conformation 14. (a) Draw both chair conformations of cis-1,2-dimethylcyclohexane, and determine which conformer is more stable. (b) Repeat for the trans isomer. (c) Predict which isomer (cis or trans) is more stable. 15. (a) Draw both chair conformations...

  • b. Which of the following alkanes has the highest bolling point? 2,3-dimethylbutane: 2-methylpentane; 3-methylpentane; hexane c....

    b. Which of the following alkanes has the highest bolling point? 2,3-dimethylbutane: 2-methylpentane; 3-methylpentane; hexane c. Which of the following compounds can adopt a chair conformation in which there are no axial methyl groups? 1,1-dimethylcyclohexane; cis-1,2-dimethylcyclohexane; trans-1,2-dimethylcyclohexane; trans-1,3-di methylcyclohexane d. Which of the following compounds can adopt a chair conformation which there are no axial methyl groups? cis-1,2-dimethylcyclohexane; cis-1,3-dimethylcyclohexane; trans-1,3-dimethylcyclohexane; cis-1.4-dimethylcyclohexane cis-1,2-dimethvcyclohexane (Enter the numerical value only, without any units)? e. What is the approximate di hedral angle between the...

  • 6. Build the cyclobutane ring and study the angle strain and torsional strain. Draw the structures to explain thes...

    6. Build the cyclobutane ring and study the angle strain and torsional strain. Draw the structures to explain these factors. 7. The conformation of cyclobutane is slightly folded. Folding gives partial relief from the eclipsing of bonds, as shown in the Newman projection. Compare this actual structure with the hypothetical planar structure. Draw the relevant structures. 8. trans-1,2-Dimethylcyclobutane is more stable than cis-1,2-dimethylcyclobutane, but cis-1,3- dimethylcyclobutane is more stable than trans-1,3-dimethylcyclobutane. Use the molecular models to find the reasons for...

  • 8. What is the IUPAC name for the following compound? A) 2,3-Dimethyl-4-sec-butylheptane B) 4-sec-Butyl-2,3-dimethylheptane C) 3,5,6-Trimethyl-4-propylheptane...

    8. What is the IUPAC name for the following compound? A) 2,3-Dimethyl-4-sec-butylheptane B) 4-sec-Butyl-2,3-dimethylheptane C) 3,5,6-Trimethyl-4-propylheptane D) 2,3,5-Trimethyl-4-propylheptane 9. Rank the conformers of butane in order of decreasing stability, putting the most stable first. CH3 Онс сн сн, H CH CH н, сH, н" CH3 Н. H FH H H н H H H н H H IV C) II> III> I> IV D) I>IV> II>II A) IV>I>II> III B) IV>1>1II> II 10. Which of the following chair conformations represents...

  • 9. Rank the conformers of butane in order of decreasing stability, putting the most stable first....

    9. Rank the conformers of butane in order of decreasing stability, putting the most stable first. Н. CH3 H ac CH3 H CH3 CH3 HCH TH ΣΕΗ CH, HYH H HHHH н CH, I A) B) IV>I>II> III IV > I > III > II C) D) II > III >I> IV I>IV > II > III 10. Which of the following chair conformations represents trans-1,3-dimethylcyclohexane? A) I B) II C III D IV 11. Which of the following chair...

  • Which of the following is the highest energy conformer of 2,3- dimethylbutane? CH, нсн НАС CH3...

    Which of the following is the highest energy conformer of 2,3- dimethylbutane? CH, нсн НАС CH3 н,с снэ сн, Hct VCH н,с н, н,с Hic нс CHE

  • Which of the statements below correctly describes the chair conformations of cis–1,3–dimethylcyclohexane? a. The two cha...

    Which of the statements below correctly describes the chair conformations of cis–1,3–dimethylcyclohexane? a. The two chair conformations are of equal energy. b. The higher energy chair conformation (least stable) contains one axial methyl group and one equatorial methyl group c. The lower energy chair conformation (most stable) contains one axial methyl group and one equatorial methyl group d. The higher energy chair conformation (least stable) contains two axial methyl groups Please show work for the correct answer.

  • 9. Draw two different chair conformations of cyclohexanol, showing all hydropen atoms. Identify each position as...

    9. Draw two different chair conformations of cyclohexanol, showing all hydropen atoms. Identify each position as axial or equatorial 10. Draw the most stable chair conformation of the following molecules, and estimate the amount of strain in each: (a) trans-1-Chloro-3-methylcyclohexane (b) cis-1-Ethyl-2-methylcyclohexane (c) cis-1-Bromo-4-ethylcyclohexane (d) cis-1-tert-Butylcyclohexane 11. Which isomer is more stable, cis-decalin or trans-decalin? Explain. 12. Glucose exists in two forms having a 36:64 ratio at equilibrium. Draw a skeletal structure of each, describe the difference between them and...

  • 40) Circle the following conformers with the highest energy CH H.C CH H н.с H CHO...

    40) Circle the following conformers with the highest energy CH H.C CH H н.с H CHO CHy -H -CH н.с HI 41) Circle the following with the lowest energy conformer of 2,3-dimethybutane CH CH, HC HC. сH CH H HC HC нс CHy CH HC MC CHy 42) Circle the following with the most stable conformation of cis-1-ethyl-3 isopropylcyclohexane? IV Using<, rank the following alkanes in order of increasing boiling point 43) 40) Circle the following conformers with the highest...

ADVERTISEMENT
Free Homework Help App
Download From Google Play
Scan Your Homework
to Get Instant Free Answers
Need Online Homework Help?
Ask a Question
Get Answers For Free
Most questions answered within 3 hours.
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT