CHM 211 STEREOCHEMISTRY Chapter 5 3. Hexane and 3-methylpentane are examples of: (a) Enantiomers (6) Constitutional...
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.
Que. 9) What is the major organic product obtained from the following reaction? H2SO4 o OH OH OH c. 3 d. 4 Que. 10) What is the relationship between D-erythrose and D-threose? CHO CHO HOH HOH H OH OH CHOH CH,OH D-Erythrose D-Threose a. constitutional isomers b. enantiomers c. diastereomers d. tautomers Que. 11) What is the relationship between D-ribose and D-xylose? CHO CHO І н он н -он нон нон н -он н -он І І CH OH Сн,он...
questions 29 & 30 28 Я B Cis-trans isomers are diastereomers enantiomers stereoisomers constitutional isomers More than one of these choices 29 Pairs of enantiomers are CH3 H. CC CH2CH2CH3 CHE CH CH.CH2CH3 HCC CH2CH2CH3 CH2CH.CH HACCI CHCI HH CH2CH.CH IV I, I and III, IV III, IV IV, V None of the structures. 30 (R)-2-Chlorobutane is represented by CH3 CH3 CH2CH3 CHCI Нccici--cн, Насісін, сісі HH CH.CH, CH.CH CH.CH CH.CH BEKIODIC IVBTE OLIHE ETENEK А | DIV E v
give explanations pls Chuper Cыper 5 MULTIPLE CHOICE QUESTIONS Part 5: Stereochemistry 5. Pairs of enantiomers are: Answers on page 24-26 Topic: Identifications a nd Comparisons нс Снснснь н,с сHсH,сн, CI снснсн I. Which of the following is the enantiomer of the following substan ce? п Br CH сн ҫH.сH,сн, HC C сна H I II III снснсн, A) IV II and III, IV It does not have a non-superposable enantiomer Both II and III E C) II, IV D)...
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)...
Help please!! ), FOH 10. (6) For each of the following pairs of molecules, in Enantiomers (E), Diastereomers (D), Identical str CHO CHO CH3 H CH2OH HYOH HOH VS. HOYH OH CH OH FCN nolecules, indicate if they are Structural isomers comers (D), Identical structures (I), or Conformers (C). Br Н HOH SCH NCBI
14) Which of the following terms best describes the stereochemical relationship of compounds shown below in Fischer notation? Clationship of the two CH3 Cats H HCI BAH Cats CH3 A) enantiomers B) diastereomers C) constitutional isomers D) cis/trans - isomers E) meso - same structure 15y What term describes the structural relationship between cis-1.2-dimethylcyclopentane and trans-1,2-dimethylcyclopentane? A) not isomers B) constitutional isomers C) enantiomers D) diastereomers E) conformers 16) How many diastereomers are there of the molecule shown below? ÇOZH...
Give the relationship of the two compounds: Different Compounds, Same compound, Constitutional (structural) isomers, Enantiomers, or Diastereomers d) (4 pts) CH3 CH(CH3)2 H-CH2CH3 BrH Br H+CH2CH2 CH(CH3)2 CH3 e) (4 pts)
Could u please help me with numbers 1, 8, 9, 2, 3, 4 and also the one under 4 numbered 1. thanks in advance 1. Which of the Fischer projections correctly depicts the following compound? To do this problem, first determine R/ configuration of the compound in question, then do same for a, b, c, d. There could be an easier way. нон ң он CHCH но н @ CH (6) CH (©) CH (@ CH нон нонн ньоннон но...
Are the following compounds enantiomers, diastereomers, constitutional isomers or 6. identical. b. Br a.H CH3 CH3 H CH3 H3C H d. Cl C. CH3 CH3 OH CI OH