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2 points each Which of the following types of isomer differs only by the rotation about...
1. Which of the following types of isomer differs only by the rotation about single bonds? a. d diastereomers const...
1. Which of the following types of isomer differs only by the rotation about single bonds? a. d diastereomers constitutional b. configurational e enantiomers c conformational 2. The Newman projection looking down the indicated bond in the following species is best represented by which of the following (, I, I, IV, or V)? Br HC H. н. CI сн, Br нс HC Br IV I1 а. I b II e.v c. III 3. Which substituents are anti to each other?...
The following is a schematic diagram of the isomer explanation. Describe each term related to isomers....
The following is a schematic diagram of the isomer explanation. Describe each term related to isomers.
Do the compounds have the same molecular formulae ? NO Not isomers YES Isomers Do the compounds have the same connectivity? NO YES Constitutional Stereoisomers Can the compounds be interconverted by rotation about single bonds ? NO YES Configurational Conformational Is the isomerism at a double bond? YES NO HY пн . сн, ң,с сн. Geometric Optical Are the compounds non-superimposable mirror images? NO...
Which of the following are inter-convertible by rotation around single bonds? cis- & trans-alkene b. Constitutional...
Which of the following are inter-convertible by rotation around single bonds? cis- & trans-alkene b. Constitutional isomers c. chair & boat cyclohexane d. enantiomers d. More than one of the above a. Which of the following objects is/are chiral? Circle all possible answers. a. c. Human nose d. Human ear a fork b. a spoon e. a ball Which of the following isomers do not have the same connectivity? a. Stereoisomers b. Chair and boat conformations of cyclohexane c. Constitutionl...
Select the best description of the major product(s) formed from the following reaction. 1. Hg(OAc)2, H20...
Select the best description of the major product(s) formed from the following reaction. 1. Hg(OAc)2, H20 2. NaBH4, NaOH А. а single achiral compound B. a pair of enantiomers С. а D. the R enantiomer E. the S enantiomer pair of diastereomers F. two constitutional isomers E ОА ОВ ос O F Enter Your Answer: D Incorrect Select the correct relationship between the following two structures. A. conformational isomers B constitutional isomers C. diastereomers D. enantiomers E. identical structures Enter...
Instructions: Read the instructions carefully and answer the following questions in the space provided. Then attach...
Instructions: Read the instructions carefully and answer the following questions in the space provided. Then attach the PDF file on Discussion Board for peer discussion and peer review. 1. In a few sentences define and concisely describe each of the three main classes of isomers below. Configurational Isomers can be further classified as either enantiomers or diastereomers and should also be discussed. Your descriptions should enable your peers to quickly and easily compare and contrast the differences between the different...
7. The IUPAC name for the followe d in the OH controls a) 3-chloro-2-methylcyclohexanol 5-chloro-2-methylcyclohexanol 2-methyl-3-chlorocyclohexanol...
7. The IUPAC name for the followe d in the OH controls a) 3-chloro-2-methylcyclohexanol 5-chloro-2-methylcyclohexanol 2-methyl-3-chlorocyclohexanol d) 2-methyl-5 chlorocyclohexanol e) 1-chloro-4-methylcyclohexanol Which of the following cannot be an electrophile? a) H b) CH2-CH; c) 'NO ) BF; d) Fee ased on the following enery diagram, which compound is formed slowly Reaction ) B from A c) Cfrom B d) from C a) A from B b 10. Which of the following has the highest priority? -0-H -CH=CHCH -CH=NCH -SC-CH; 11....
please help with this page! CHEM211-Summer 2019 Stereochemistry Part 2) Homework 4 1) What type of...
please help with this page!
CHEM211-Summer 2019 Stereochemistry Part 2) Homework 4 1) What type of isomers are CH3CH2OCH3 and CH3CH CH2OH? constitutional B) symmetrical conformational C) configurational E) stereochemical CH сн What is the relationship between the following compounds? 2) HCCI and H CHCI CH constitutional isomers diastercomers superimposable without bond rotation B) enantiomers D) conformational isomers A) C) E) 3) What is the relationship between the structures shown below? diastercoma constitutional isomers conformational isomers sonfigurational isomers enantiomers A)...
2. Analyze each pair of compounds below. Identify which class of isomers each pair of structures...
2. Analyze each pair of compounds below. Identify which class of isomers each pair of structures represent. Your choices are: (i) constitutional, (ii) conformational, (iii) enantiomers, or (iv) diastereomers. Only one label for each pair should be used. For each case show work (drawings, (R)/(S), rotation of bonds, chair-flips, etc) which led you to each answer for the pairs below. Any differences of answers between you and your peers can be discussed and corrected as needed. OH H, H носно...
Which of the following structures is most stable? 2) How many stereoisomers does the molecule below...
Which of the following structures is most stable? 2) How many stereoisomers does the molecule below have? (СН), С+ снен снаси сна OH CH₃ br. a) 3 6) 4 c) 6 d) 8 e 9 3) Which of the following molecules below are chiral? 0) to A Boh A MOH HOS DBr e) 1, 2 and 3 a) Only 1 b) 1 and 3 c) 2 and 3 d) 1 and 3 What is the relationship between the following two...
19. Which of the following are chain propagation reactions? (1) C 2CI (2) Cl, H. 2...
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 +...
1. Which of the following types of isomer differs only by the rotation about single bonds? a. d diastereomers constitutional b. configurational e enantiomers c conformational 2. The Newman projection looking down the indicated bond in the following species is best represented by which of the following (, I, I, IV, or V)? Br HC H. н. CI сн, Br нс HC Br IV I1 а. I b II e.v c. III 3. Which substituents are anti to each other?...
The following is a schematic diagram of the isomer explanation. Describe each term related to isomers.
Do the compounds have the same molecular formulae ? NO Not isomers YES Isomers Do the compounds have the same connectivity? NO YES Constitutional Stereoisomers Can the compounds be interconverted by rotation about single bonds ? NO YES Configurational Conformational Is the isomerism at a double bond? YES NO HY пн . сн, ң,с сн. Geometric Optical Are the compounds non-superimposable mirror images? NO...
Which of the following are inter-convertible by rotation around single bonds? cis- & trans-alkene b. Constitutional isomers c. chair & boat cyclohexane d. enantiomers d. More than one of the above a. Which of the following objects is/are chiral? Circle all possible answers. a. c. Human nose d. Human ear a fork b. a spoon e. a ball Which of the following isomers do not have the same connectivity? a. Stereoisomers b. Chair and boat conformations of cyclohexane c. Constitutionl...
Select the best description of the major product(s) formed from the following reaction. 1. Hg(OAc)2, H20 2. NaBH4, NaOH А. а single achiral compound B. a pair of enantiomers С. а D. the R enantiomer E. the S enantiomer pair of diastereomers F. two constitutional isomers E ОА ОВ ос O F Enter Your Answer: D Incorrect Select the correct relationship between the following two structures. A. conformational isomers B constitutional isomers C. diastereomers D. enantiomers E. identical structures Enter...
Instructions: Read the instructions carefully and answer the following questions in the space provided. Then attach the PDF file on Discussion Board for peer discussion and peer review. 1. In a few sentences define and concisely describe each of the three main classes of isomers below. Configurational Isomers can be further classified as either enantiomers or diastereomers and should also be discussed. Your descriptions should enable your peers to quickly and easily compare and contrast the differences between the different...
7. The IUPAC name for the followe d in the OH controls a) 3-chloro-2-methylcyclohexanol 5-chloro-2-methylcyclohexanol 2-methyl-3-chlorocyclohexanol d) 2-methyl-5 chlorocyclohexanol e) 1-chloro-4-methylcyclohexanol Which of the following cannot be an electrophile? a) H b) CH2-CH; c) 'NO ) BF; d) Fee ased on the following enery diagram, which compound is formed slowly Reaction ) B from A c) Cfrom B d) from C a) A from B b 10. Which of the following has the highest priority? -0-H -CH=CHCH -CH=NCH -SC-CH; 11....
please help with this page!
CHEM211-Summer 2019 Stereochemistry Part 2) Homework 4 1) What type of isomers are CH3CH2OCH3 and CH3CH CH2OH? constitutional B) symmetrical conformational C) configurational E) stereochemical CH сн What is the relationship between the following compounds? 2) HCCI and H CHCI CH constitutional isomers diastercomers superimposable without bond rotation B) enantiomers D) conformational isomers A) C) E) 3) What is the relationship between the structures shown below? diastercoma constitutional isomers conformational isomers sonfigurational isomers enantiomers A)...
2. Analyze each pair of compounds below. Identify which class of isomers each pair of structures represent. Your choices are: (i) constitutional, (ii) conformational, (iii) enantiomers, or (iv) diastereomers. Only one label for each pair should be used. For each case show work (drawings, (R)/(S), rotation of bonds, chair-flips, etc) which led you to each answer for the pairs below. Any differences of answers between you and your peers can be discussed and corrected as needed. OH H, H носно...
Which of the following structures is most stable? 2) How many stereoisomers does the molecule below have? (СН), С+ снен снаси сна OH CH₃ br. a) 3 6) 4 c) 6 d) 8 e 9 3) Which of the following molecules below are chiral? 0) to A Boh A MOH HOS DBr e) 1, 2 and 3 a) Only 1 b) 1 and 3 c) 2 and 3 d) 1 and 3 What is the relationship between the following two...
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 +...
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