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Question 17 The correct structure for ethyl 3-methylbutanoate is: lyhyby III IV V A. III B....
Question 10 What is the IUPAC name for A. 2,3-Dimethylbutyl formylate B. 2,3-Dimethylbutyl methanoate C. 2,3-Dimethylbutyl methylate D.2,3-Dimethylbutyl acetate- E. 2,3-Dimethyl-4-oxoethanal Question 18 Considering only the highlighted hydrogens, list the following compounds in order of decreasing acidity: & & - II IV A. V, IV, III, II, 1 B. III, I, II, V, IV C. I, II, III, IV, V D.IV, V, II, I, III E. III, V, IV, I, 11
Considering only the highlighted hydrogens, list the following compounds in order of decreasing acidity: 1 II TV A. IV, V, II, I, III B. III, V, IV, 1, 11 C. III, I, II, V, IV D.V, IV, III, II, 1 E. I, II, III, IV, V
Question 37 A correct name for is: A. 2-Methylbutyl 3-methylbutanoate B. Isopentyl isobutyrate C. Isopentyl isovalerate D. 3-Methylbutyl isovalerate E. 2-Methylbutyl 2-methylbutanoate Question 38 The product, Z, of the following sequence of reactions is which compound? i. KMnO4, OH, heat ii. H30 p-Chlorotoluene iii. SOC12 iv. CH3CH2OH, base N gion Dion CI I II III IV CA. III B. II C. IV DI E. V
Question 33 The correct structure for ethyl 2-chloropentanoyl chloride is: o OH CI CI ОН OH I II III "CI CI CI IV V A. II B. I C. IV D.V E. III Question 34 A compound with the molecular formula Cg4 gBro gave the following H NMR spectrum: triplet, 5 1.4 quartet, 8 3.9 multiplet, 5 7.0 (4H) There was no evidence of an -OH band in the IR spectrum. A possible structure for the compound is: Br Br...
3. Rank in order of decreasing basicity: HC=C: CHCHO CHC HINO H₂C=Cif I III IV V A. III >I>V > II > IV D. III > IV > II >V>I B. III > V > IV >> II E. IV > II >I> III > V C. V>I> III > II > IV
12. Which of the following is/are correct resonance structure(s) for compound A? A) III and IV B) I and II C) I and IV D) II and III E) I and III
Question 1 Which of the following hydrogens is the most acidic? II IV I III A. IV B. V C. III D.I E. II Question 2 What is the product, Z, of the following reaction sequence? iz H30+ T-H20)* ia. CI H307 + Z مل I II III IV A. IV B. II C. III D.V E.
please need an explaination for both 1 and 2 of how to chose the acidity order, and answer for each. thank you 1.) Which of the following indicated a-hydrogens is most acidic? O O CH3CH2CH. 2.) Arrange the following indicated hydrogens in decreasing order (most to least) of acidity. a.) ll III: IV b.) IV II III I c.) III II I IV nullide thr structure of the enol when 3,3,6-trimethyl 4-heptanone is treated with acid.
Question 15 Which of the following would undergo epimerization in base? You ☺ II III IV A. I B. II C. III D. IV E. Both III and IV Question 16 What is the correct structure for 3-phenylpropanal? MY II H IV V ООООО CA. II B. C. IV D.V E. III
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...