9. Which of the following pairs of structures represent a pair of enantiomers HyC.. HCN Had BCH H₂ CH₂ C OH H, CH.C...
10. What is the relationship of the following two compounds? COOH HCI н CI нус and COOH HOH CH3 нон a. Constitutional isomers b. Diastereomers c. Identical d. Enantiomers 11. Name the following hydrocarbon. a. 2,3-dimethylbutane b. hexane c. 1,2-dimethylbutane d. 2-methylpentane
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
9. Which of the following is not an isomer of hexane? 1. 2,2-dimethylbutane 2. 2,2-dimethylpentane 3. 3-methylpentane 4. 2-methylpentane 5. 2,3-dimethylbutane 10. Ascorbic acid (vitamin C) is not a carboxylic acid, but rather has the structure shown below. How many stereoisomers of this compound are possible? НО. 0 ascorbic acid HO но OH a. 1 b. 3 c. 4 d. 6 II. Short Answer Questions. (70 pt total) 1. a. Identify the functional groups in the following molecule as circled....
Indicate the relationship for the following pair of structures H.,...CH₃ H₃C Н H₃C. ^.H HY CH3 O A. identical O B. enantiomers C. constitutional isomers O D. diastereomers
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)...
H 9. For each molecule: 1) Identify all possible enantiomers and distinguish those that are enantiomers, diastereomers and meso compounds. II) Assign the absolute configuration of chiral carbons in each molecule OCH3 HO+Br HS+CN H2N-CH3 HOSH Он HO+CH3 н OCH3 Сн, ососна Br +D HOCH HC-BrHN+Br CH 8. For the following compounds, assign the absolute configuration for those with chiral carbons and identify those that are NOT enantiomers HO C-C-OHY -CCIN 13CH3 HAN CH3 CH3 осі H-CH3 H2N+CH H O+COOH...
22. Which of the following structures has the Sconfiguration? CH2CH3 CH2CH3 HECCI ......CH н OH ну H2CH2C сна A) Only 1 B) Only II C) Only I and II D) I, II and III 23. Which of the following structures has the configuration? CH,CH, CH.CH OH ...CHHECH H HỊCHẠC \ D) I, II and III A) Only I B) Only II C) Only I and II 24. What is the relationship between the following compounds? OH om B) Diastereomers C)...
please answer sll questions, i have to keep reposting due to partial answers 26-53 26-30. Determine the relationship in the following pairs of compounds HC CH.CH CH, CH,CH2 CH2CH2CH3 A) same molecule B) structural isomers C) Enantiomers D) not related E) geometrical (cis/trans) isomers H CH₃CH₂ H CH₂ CHO OOH / CH2OH CH OH - HOH HOH HoH HOH HOH HOH H-OH HOH CH2OH CH OH 2 28. HD HO-C-H H-C-OH CH2OH 29 CH2OH 31-35. Match the number to the...
How are the following two compounds related? CH CH3 HO -H HO -Н Given the following substitution reaction, what would the effect be of changing the solvent from CH3OH to (CH3)2S=0? H- OH H OH VS HO -H H -OH H -OH HO H + CH (CH2CH2-Br NaOH CH;(CH2), CH2-OH + NaBr CH OH CH2OH A. The reaction rate will increase. OB. There is no effect on the rate of the reaction, C. The reaction rate will decrease. Give the...
19. Which of the following are chain propagation reactions? (1) C 2CI (2) Cl, H. 2 HCI - CI (3) CH . Cie... → CH, HCI (4) CH, CI - CHCI+ CI (5) CH, CL - CHCI (6) CH. H . CH Hz a) 1 and 2 b) 2 and 5 C) 3 and 6 d) 3 and 4 e) 1 and 6 20. Which of the following correctly depicts the protonation of methanol? CH3OH + HABr 0 CH₃OH₂ +...