5. Which one of the following is nonaromatic? III IV I II A. IV B. I...
ch of the following could be antiaromatic (assuming sp² hybridization)? : 0 I-Z: III IV A. IV B. I C. III D. II E. None 5. Which one of the following is nonaromatic? I-ZO III IV - 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 2.0 1.25 1.75 1.5 1.5 2.0 1.0 A. III B. C. IV D. II E. None
4. Which of the following could be antiaromatic (assuming sp hybridization)? A. III B. II C. IV D. E. None 5. Which one of the following is nonaromatic? IV A IV C. D. II E None 6. Which is the correct bond order for the C-C bonds in benzene? III IV A. II B. 1 CN D. E None
please help! 4. Which of the following could be antiaromatic (assuming sp' hybridization)? A. IV B. I C. III D. II E. None I III IV A. IV B. I c. II D. III E. None 6. Which is the correct bond order for the C-C bonds in benzene? A. III B. C. V D. II E. None 2
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...
Predict the product for the fallowing reaction. A) I B) II C) III D) IV E) none of these Predict the major product for the following reaction. A) I D) II C) III D) IV E) none of these
.081) D) II and IV C) I and III B) II and III A) I and II anti H н н. H H H H 6 Which of the following are gauche conformers of butane? H. H но H
+ion OAL, 5) Which of the following structures contains an alkene? A)1 B) II C) III D) IV 6) Which of the following is a secondary alcohol? OH HO B) II AT D) IV C) III 7) Rank the following compounds in order of increasing strength of intermolecular forces, putting the molecule with the weakest intermolecular force first OH A) I II B) I<IIIIIC III ) II<I<III ) IIIII< I D 8) Which of the following compounds has the highest...
Which of the following can stemplots show? I. Symmetry II. Gaps III. Clusters IV. Outliers (A) I, II, and III (B) I, II, and IV (C) I, III, and IV (D) II, III, and IV (E) I, II, III, and IV
Which of the following is the best method to prepare aspirin? I. II. III. IV. V. A) I B) II C) III D) IV E) V
Which of the following compounds is least acidic? a. I b. II c. III d. IV e. V HBr HCI NH3 ?? IV