14) Which of the following terms best describes the stereochemical relationship of compounds shown below in...
4) What term describes the structural relationship between cis-1,2-dimethylcyclopentane and trans-1,3-dimethylcyclopentane? A) not isomers B) constitutional isomers C) enantiomers D) diastereomers E) conformers 5) How many asymmetric carbons are present in the compound below? CH H (CH)CH A)0 B) 1 C) 2 D) 3 E) 4 6) What term describes the structural relationship between (2R,3R,4S)-2,3,4-trichloroheptane and (25,3S,4R)-2,3,4-trichloroheptance? A) not isomers B) constitutional isomers C) enantiomers D) diastereomers E) conformers
1.) Name the following compounds including stereochemistry. + Br 2.) Assign configurations to each of the chiral centers and circle the stereochemical relationship of the two compounds shown below in Fischer notation? CH3 C2H5 Br- H CH HCI Brt CzH5 A) enantiomers. B) diastereomers - C) constitutional isomers- D) cis/trans - isomers E) meso - same structure CH3 3.) Draw the structure of the meso form of 1,3-dichlorocyclopentane. Take particular care to indicate three-dimensional stereochemical detail properly. -
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)...
Question 6 8.34 pts Which term best describes the relationship between the two structures shown? СН3 ОН -CH3 -OH HO H HO- CH3 CH3 diastereomers enantiomers meso, and identical constitutional isomers identical, but not meso
Which of the following best describes the relationship between the two representations below: OH AND OH O Enantiomers O Diastereomers O Identical Conformers shown in different perspectives O Different Conformations of the Same Molecule O Constitutional Isomers
Which of the following terms best describes the pair of compounds shown: enantiomers, diastereomers, constitutional isomers, the same compounds, different Compounds, or cis-trans (geometric) isomers? 8. (3 pts) CI MOH OH 9. (3 pts) CHO COOH CHO H H -CH, HYCH.CH CHE H3CH2C- -Η COOH 10. (3 pts) OH HO. CH,OH HO OH HO "CH OH OH
which of the following terms best describes the pair of compounds shown: enantiomers, diastereomers, constitutional, same compounds, different compounds, or cis-trans geometric isomers? ( Р ) На CH2CH3 НО сHз ОН НО CH2CH3
Choose the best term that best describes the relationship between this pair of molecules a) enantiomers b) diastereomers c) conformers d) constitutional isomers e) identical 2) Choose the best term that best describes the relationship between this pair of molecules (1 mark) CH; Hz H H C-¢---Br Br--C-¢-C - H Å a) enantiomers b) diastereomers c) conformers d) constitutional isomers e) identical
answer all please 5 of 12 12. The compounds represented by the structures Сн, CH CH, are A) structural isomers. B) identical. C. lis-trans isomers. D) conformers. E) constitutional isomers Which molecule is not a mese compound? B. HOH CH La CH, Br Ha CH, CH.CH, OH Ho + CH, .. CHỊCH 19. The molecules below are: ing: CH3 D) identical. E) None of these A) structural isomers. B) enantiomers. c) diastereomers.
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...