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Name: 1 What is the major product of the following reaction? (CHдЬсo (CHЊ,сон Br IV A) I B) II C) III D) IV 2. What...
Name: 1 What is the major product of the following reaction? (CHдЬсo (CHЊ,сон Br IV A) I B) II C) III D) IV 2. What is the major elimination product obtained from the following reaction? NaOMe MeOH Br IV A) I B) II C) III D) IV 3. Which of the following is the most reactive substrate in an E2 reaction? CHiCH(Br)CH2CHs (CHs)sCBr CH3Br CH3CH2CH2CH2Br п ш IV I B) II С) ш D) IV A) I 4 Which of...
The principal product of this reaction is: I, II, III or IV? CHO НО- -Н I...
The principal product of this reaction is: I, II, III or
IV?
CHO НО- -Н I -ОН 1. NaBH4 H -ОН 2. H,0* НО- -Н CH2OH СОН ÇOCH СН,ОН ÇO2H -Н НО. НО- -Н НО- -Н НО- -Н Н- -ОН H -ОН Н. -ОН -ОН H— Н- -ОН -ОН H Н- -ОН -ОН H— НО -Н НО- -Н НО- -Н НО- -Н CH OH CH,OH СОН СОН III IV -
Arrange the indicated protons by acidity, most acidic first: H I II III IV IV>II> III...
Arrange the indicated protons by acidity, most acidic first: H I II III IV IV>II> III >I OI>IV>III > II OIV >I> III > II I> IV > II > III What product is expected from the following reaction? но 1. LiAIH ether 2. H,00 Оно он он н Arrange the indicated protons by acidity, most acidic first: H I II III IV IV>II> III >I OI>IV>III > II OIV >I> III > II I> IV > II > III...
8. What is the IUPAC name for the following compound? A) 2,3-Dimethyl-4-sec-butylheptane B) 4-sec-Butyl-2,3-dimethylheptane C) 3,5,6-Trimethyl-4-propylheptane...
8. What is the IUPAC name for the following compound? A) 2,3-Dimethyl-4-sec-butylheptane B) 4-sec-Butyl-2,3-dimethylheptane C) 3,5,6-Trimethyl-4-propylheptane D) 2,3,5-Trimethyl-4-propylheptane 9. Rank the conformers of butane in order of decreasing stability, putting the most stable first. CH3 Онс сн сн, H CH CH н, сH, н" CH3 Н. H FH H H н H H H н H H IV C) II> III> I> IV D) I>IV> II>II A) IV>I>II> III B) IV>1>1II> II 10. Which of the following chair conformations represents...
19. Which of the following molecules are achiral? A) II, III B) I, II C) I, IV D) III, IV 20. How many stereogenic...
19. Which of the following molecules are achiral? A) II, III B) I, II C) I, IV D) III, IV 20. How many stereogenic centers are present in ephedrine, a bronchodilator and decongestant? ephedrine A) 0 B) 1 C) 2 D) 3 21. Rank the following groups in order of decreasing priority according to the Cahn-Ingold- Prelog system. -NH2 -NHCH3 -CH2NH2 CH2NHCH3 п V . A) B) I>II> III > IV II >I>IV > III II C II >I> III...
29) What is the common name of the following alkyl group? T A) tert-Butyl B) sec-Butyl...
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...
11. Identify the product(s) of the following reaction. A. I B. II C. III D. IV...
11. Identify the product(s) of the following reaction. A. I B. II C. III D. IV E. V Gom Do is a From co be on) porno porno olyan 12. What is the final product obtained when toluene is subjected to the following reaction sequence? i) Clz (large excess), heat, hv; ii) OH-/H20, heat; iii) H30+ A. I OH B. II OH COH C. III U OH D. IV E. V I II Hol YCC, III HOCCI3 C/ стон с...
9. Rank the conformers of butane in order of decreasing stability, putting the most stable first....
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...
5. Which one of the following is nonaromatic? III IV I II A. IV B. I...
5. Which one of the following is nonaromatic? III IV I II A. IV B. I C. II D. III E. None 6. Which is the correct bond order for the C-C bonds in benzene? 1.0 20 1.25 1.75 1.5 1.5 20 10 A. III B. C. IV D. II E. None
AI B. II C III D. I and III E. I and IV
AI B. II C III D. I and III E. I and IV
Name: 1 What is the major product of the following reaction? (CHдЬсo (CHЊ,сон Br IV A) I B) II C) III D) IV 2. What is the major elimination product obtained from the following reaction? NaOMe MeOH Br IV A) I B) II C) III D) IV 3. Which of the following is the most reactive substrate in an E2 reaction? CHiCH(Br)CH2CHs (CHs)sCBr CH3Br CH3CH2CH2CH2Br п ш IV I B) II С) ш D) IV A) I 4 Which of...
The principal product of this reaction is: I, II, III or
IV?
CHO НО- -Н I -ОН 1. NaBH4 H -ОН 2. H,0* НО- -Н CH2OH СОН ÇOCH СН,ОН ÇO2H -Н НО. НО- -Н НО- -Н НО- -Н Н- -ОН H -ОН Н. -ОН -ОН H— Н- -ОН -ОН H Н- -ОН -ОН H— НО -Н НО- -Н НО- -Н НО- -Н CH OH CH,OH СОН СОН III IV -
Arrange the indicated protons by acidity, most acidic first: H I II III IV IV>II> III >I OI>IV>III > II OIV >I> III > II I> IV > II > III What product is expected from the following reaction? но 1. LiAIH ether 2. H,00 Оно он он н Arrange the indicated protons by acidity, most acidic first: H I II III IV IV>II> III >I OI>IV>III > II OIV >I> III > II I> IV > II > III...
8. What is the IUPAC name for the following compound? A) 2,3-Dimethyl-4-sec-butylheptane B) 4-sec-Butyl-2,3-dimethylheptane C) 3,5,6-Trimethyl-4-propylheptane D) 2,3,5-Trimethyl-4-propylheptane 9. Rank the conformers of butane in order of decreasing stability, putting the most stable first. CH3 Онс сн сн, H CH CH н, сH, н" CH3 Н. H FH H H н H H H н H H IV C) II> III> I> IV D) I>IV> II>II A) IV>I>II> III B) IV>1>1II> II 10. Which of the following chair conformations represents...
19. Which of the following molecules are achiral? A) II, III B) I, II C) I, IV D) III, IV 20. How many stereogenic centers are present in ephedrine, a bronchodilator and decongestant? ephedrine A) 0 B) 1 C) 2 D) 3 21. Rank the following groups in order of decreasing priority according to the Cahn-Ingold- Prelog system. -NH2 -NHCH3 -CH2NH2 CH2NHCH3 п V . A) B) I>II> III > IV II >I>IV > III II C II >I> III...
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...
11. Identify the product(s) of the following reaction. A. I B. II C. III D. IV E. V Gom Do is a From co be on) porno porno olyan 12. What is the final product obtained when toluene is subjected to the following reaction sequence? i) Clz (large excess), heat, hv; ii) OH-/H20, heat; iii) H30+ A. I OH B. II OH COH C. III U OH D. IV E. V I II Hol YCC, III HOCCI3 C/ стон с...
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...
5. Which one of the following is nonaromatic? III IV I II A. IV B. I C. II D. III E. None 6. Which is the correct bond order for the C-C bonds in benzene? 1.0 20 1.25 1.75 1.5 1.5 20 10 A. III B. C. IV D. II E. None
AI B. II C III D. I and III E. I and IV
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