6. Which ONE of the following Newman projections represents 2,4-dimethylpentane? CH3 CH(CH3)2 H. H H. .H H CH(CH3)2 H H H. CH(CH3)2 H CH3 H H H3C H H H CH(CH3)2 CH(CH3)2 CH3 CH(CH3)2 A B C D
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- 1) Which of the following Newman projections does not represent 2-methylhexane? CH3 CH(CH)2 H CH2CH3 H,C, H yOH,CH,CH,CH, H. H. CH3 CH2CH,CH, H. CH3 H. ČH,CH, CH,CH, 1 2 4 a. 1 b. с. 3 d. 4.Answer the following pleaseO O O H CH3 OH H H H H OH H H H 安安安安 H OH H HO H CH(CH3)2 CH(CH3)2 CH(CH3)2 CH(CH3)2 A C Which C2-C3 Newman projection represents (S)-4-methylpentan-2-ol? m A None of these OH .... (S)-4-methylpentan-2-ol B C D
- Which of the following Newman projections represents (2R, 3R)-dibromobutane? H3C. H H3C. H3C H3C. H Br Br H3C Br Br Br None of the other structures are correct representation. Br H Br CH3 H Br CH3 CH3 H8 po Din 3. Consider 1-bromopropane. (looking at C₁ and C₂ bond) I) Draw a Newman projection (conformation) in which methyl and bromine are anti. II) Draw a Newman projection (conformation) in which methyl and bromine are in gauche. III) Draw a Newman projection (conformation) which represents the least stable eclipsed conformation.PART 1: For the decalin derivative below please identify the correct Newman projection: Please type your answer as a letter: A, B, C, or D. The answer for PART 1: Н H Н. A B CH3 CH3 Н CH3 CH3 Н အက်သလို လုံး Н. под Н OH CH3 OH H3C Н H3C H₂C H3C H3C Н Н The answer for PART 2: A CH3 OH E C CH3 CH3 OH "CH₂ CH3 H H3C. H3C Н H Н. H.C..... H3C OH OH CH3 PART 2: For the Newman projection below please identify the corresponding decalin derivative with the correct stereochemistry: Please type your answer as a letter: A, B, C, ..., or H. CH3 H B н Н OH F CH3 CH₂ OH он "CH3 OH CH₂ CH3 H3C H H₂C Н H3C Н H C D CH3 SASA SA CH3 H₂C CH3 H₂C" H3C" он CH3 H OH CH3 G CH3 CH3 CH3 ÕH D CH3 CH3 CH3 H H H3C_ Н.С Н CH3 CH₂ H OH H Н CH3
- Which of the Newman projections below depict 3-ethylpentane? CH3 CH2CH3 H. H3CH2C CH2CH3 H3C. H. CH3 ČH3 H. H. H. ČH(CH2CH3)2 I II III CH2CH,CH,CH,CH3 CH(CH3)2 H, H. H. H. H3C~ CH(CH3)2 H. IV V6. 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 CH3Rank the Attached Newman projections in order of increasing energy