Boiling points of alkanes.
12) Rank the following alkanes in order of decreasing boiling point, putting the alkane with the...
pls answer #1 and #2 structural relationship between (2R 3R, 4S)-2,3,4- trichloroheptane and (2S,3S,4S)-2,3,4- trichloroheptane? Constitutional isomers Conformers Enantiomers Diastereomers D 2. Which compound is a 2° alkyl halide? 2-Fluoropropane Chloromethane 2-lodo-2-methylbutane Bromoethane
7) How many enantiomers are there of the molecule are there of the molecule shown bole CO2H 1 1 OH 1 CH2OH A) B)1 C)2 D) 3 E) 6 8) What term describes the structural relationship between (2R 3R.45)-2.3.4-trichloroheptane and (2S,3S,4R)-2,3,4-trichloroheptane? A) not isomers B) constitutional isomers C) enantiomers D) diastereomers E) conformers 9) Label cach asymmetric carbon in the molecule below as having the Ror S configuration. A) 1R, 2R B) IR, 2S C) IS, 2R D) IS, 2S...
24 Ma 3. 11) In the reaction of Ch with ethane and UV light, which of the following reactions would be a propagation eventis 74 w I) C+CH3-CH3-CH3-CH2-C+ H- II) Cl+CH3-CH3-CH3-H2c HC III) CI+CH3-H2CCH3-CH2-c IV)Cl2+CH3-H2C CH3-CH2-C1 + Cl V) Cl2 + UV light CI+C ph A) reactions I and V B) reactions II, III and IV Thi op (IA, 2A. C) reactions I and IV D) reactions II and IV eoaional Usion of in becket are oation is avaab E)...
Classify the following pair of compounds as the same compound, enantiomers, diastereomers, constitutional isomers, or not isomeric. Also, select the correct IUPAC name, including the correct (R) or (S) designation, for each. same compound enantiomers diastereomers constitutional isomers not isomeric The correct IUPAC names are: Compound I: (2S, 3S)-1, 2, 3-tribromobutane, Compound II: (2R, 3S)-1, 2, 3-tribromobutane Compound I: (2R, 3S)-1, 2, 3-tribromobutane, Compound II: (2S, 3S)-1, 2, 3-tribromobutane Compound I: (2R.3RH, 2, 3-tribromobutane, Compound II: (2S, 3R)-1, 2, 3-tribromobutane...
7. 3) What term describes the structural relationship between (2R, 3R, 4S) - 2, 3 trichloroheptane? - trichloroheplane and (25, 3S, 5R) - 2, 3, 5 , 6. 2) What term describes the structural relationship between cr-1.2-dimethylcyclopentaneand dimethyleyelopentane? A) not isomers B) constitutional isomers C) enantiomers D) diastereomers E) conformers 7. 3) What term describes the structural relationship between (2R 3R.45)-23 A-trichloroheptane and (25,35,5R)-2.3.5- trichloroheptane? A) not isomers N B) constitutional isomers C) enantiomers D) diastereomers _E) conformers 8. 7)...
29) What is the common name of the following alkyl group? T A) tert-Butyl B) sec-Butyl C) Isopropyl D) Isobutyl 30) Rank the following alkanes in order of decreasing boiling point, putting the alkane with the highest boiling point first. A) II > III >I C D B) I > III >II ) IIT >II> I ) I>II> III 31) - 31) Which of the following statements about the conformations of acyclic alkanes is true? A) A staggered conformation with...
the answers i circled are incorrect. can you give me all the correct answers and explain why? 2) Which of the statements below correctly describes an achiral molecule? A The molecule has a nonsuperimposable mirror image. cule exhibits optical activity when it interacts with plane-polarized light. C) The molecule has an enantiomer. D) The molecule might be a meso form. E) None of the above 3) Predict the specific rotation of the compound shown. CH нс 4 A) It is...
is numbers 14, 18, 19, 20 correct ? 14. Which of the following is the correct IUPAC name of the following structure? (1 pt) CII vihisto a. (2S,3S)-2,3-dicholoropentane b. (25,3R)-2,3-dicholoropentane C (2R,35)-2,3-dicholoropentane d. (2R,3R)-2,3-dicholoropentane 18. What is the relationship of the following two structures? (1 pt) OH OH I ANH A NH NH a Enantiomers b. Diastereomers C. Constitutional isomers d. Identical ? 19. What is the relationship of the following two structures? (1 pt) OH OVO но он но...
ESSAY. Write your answer in the space provided or on a separate sheet of paper 131 Canone predict whether a compound with a single et carbon dextro the RS assignment at this asymmetricarbon? Explain briefly levorettory based on MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answer the question 14 A mixture of two enantiomers with a composition of 650, R has an observed rotation of -253 14 in a 100 cm polarimeter tube. If the...
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...