Homework Answers
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12. Which compound is the strongest acid? 11. Which compound is the strongest base? (A) benzoic a...
Which of the following compounds is the strongest acid? A) water B) p-nitrobenzoic acid C) p-bromobenzoic...
Which of the following compounds is the strongest acid? A) water B) p-nitrobenzoic acid C) p-bromobenzoic acid D) m-methoxybenzoic acid. E) m-methylbenzoic acid
Which compound is likely to have the highest Rf value on silica gel TLC? Group of...
Which compound is likely to have the highest Rf value on silica gel TLC? Group of answer choices A) Benzoic Acid B) Dimethylaniline C) Benzophenone D) They will all have the same Rf value.
Which one of the following compounds is the strongest acid? Which one of the following compounds...
Which one of the following compounds is the strongest
acid?
Which one of the following compounds is the strongest acid? PhCH2OH PhCO2H PhOH PhSO3H PhCH2NH2 A B C D E 3
Pre Lab Questions 1. Complete the following table: Compound Acetanilide (A) Benzophenone (B) Mandelic acid (C) Benzi...
Pre Lab Questions 1. Complete the following table: Compound Acetanilide (A) Benzophenone (B) Mandelic acid (C) Benzil (D) Benzoic acid (E) Structure Solubility in hexanes Solubility in ethyl acetate 2. Using the following diagram of a TLC plate, answer the following questions: solvent front a) Which compound is more polar if the stationary phase is silica gel? b) True or False: If the solvent mixture was made less polar, the compounds would move farther. c) Use a ruler and calculate...
1-10 Name: Total 100 pts (25X4 pts) 1) Which of the following is the best name...
1-10
Name: Total 100 pts (25X4 pts) 1) Which of the following is the best name for the following compound? A) 1,2-Dichloropentanal )1-Chloro-1-butanecarbonyl chloride C) 2-Chloropentanoyl D) 1-Chloropentanoyl chloride 2) Which of the following is the best name for the following compound? 0 a) tsobutyl ethanoate d) Ethoxy isobutyl ketone b) Ethyl isopropanoate c) 3-methylbutyl ethanoate e) Ethyl 3-methylbutanoate 3) Which compound would have highest pKa? E) D) B) A) 4) Which of the following would be the strongest acid?...
2. A solution containing a mixture of naphthalene, benzoic acid, and benzaldehyde is analyzed via TLC...
2. A solution containing a mixture of naphthalene, benzoic acid, and benzaldehyde is analyzed via TLC and GC. Use the structures and properties of the compounds to aid in answering the following questions. A. In the TLC experiment, the mixture is spotted on a silica TLC plate and eluted with a 1:1 mixture of hexanes and ethyl acetate. Three spots are observed on the plate, with Re values of 0.25, 0.58, and 0.74. Indicate which spot corresponds to which compound....
1. Rank these acids in order of strength (strongest to weakest): A. Benzoic Acid: HC7H5O2 B....
1. Rank these acids in order of strength (strongest to weakest): A. Benzoic Acid: HC7H5O2 B. Aniline (aminobenzene) hydrochloride, C6H5NH2 *HCl C. Propanoic acid, HC3H5O2 D. Methylamine hydrobromide, CH3NH2*HBr
Which ONE of the following amino acid anions do you expect to be the strongest base?...
Which ONE of the following
amino acid anions do you expect to be the strongest base?
Which ONE of the following amino acid anions do you expect to be the strongest A2 base? H2N H2N. H2N B) A) C) H2N N. HO D) E) IZ
11. Benzoic acid can be made from the oxidation of which compound? Н ОН b) d)...
11. Benzoic acid can be made from the oxidation of which compound? Н ОН b) d) 12. What are the products of the saponification (base hydrolysis) reaction of butyl ethanoate with NaOH? a) b) c) OH но HO OH OH Na он NaBH, lexcess)
Which of the following will test positive with the Tollens' reagent? Benzoic acid Urea Furan-2,5-dione Decanedioic...
Which of the following will test positive with the Tollens' reagent? Benzoic acid Urea Furan-2,5-dione Decanedioic acid 2-Hydroxy-1,2-diphenylethan1-one (E)-1.2-Diphenylethene None of the above 4-Chlorobenzaldehyde 9H-Fluorene 2-Acetoxybenzoic acid Diphenylmethanone trans Cinnamic acid
Which of the following compounds is the strongest acid? A) water B) p-nitrobenzoic acid C) p-bromobenzoic acid D) m-methoxybenzoic acid. E) m-methylbenzoic acid
Which one of the following compounds is the strongest
acid?
Which one of the following compounds is the strongest acid? PhCH2OH PhCO2H PhOH PhSO3H PhCH2NH2 A B C D E 3
Pre Lab Questions 1. Complete the following table: Compound Acetanilide (A) Benzophenone (B) Mandelic acid (C) Benzil (D) Benzoic acid (E) Structure Solubility in hexanes Solubility in ethyl acetate 2. Using the following diagram of a TLC plate, answer the following questions: solvent front a) Which compound is more polar if the stationary phase is silica gel? b) True or False: If the solvent mixture was made less polar, the compounds would move farther. c) Use a ruler and calculate...
1-10
Name: Total 100 pts (25X4 pts) 1) Which of the following is the best name for the following compound? A) 1,2-Dichloropentanal )1-Chloro-1-butanecarbonyl chloride C) 2-Chloropentanoyl D) 1-Chloropentanoyl chloride 2) Which of the following is the best name for the following compound? 0 a) tsobutyl ethanoate d) Ethoxy isobutyl ketone b) Ethyl isopropanoate c) 3-methylbutyl ethanoate e) Ethyl 3-methylbutanoate 3) Which compound would have highest pKa? E) D) B) A) 4) Which of the following would be the strongest acid?...
2. A solution containing a mixture of naphthalene, benzoic acid, and benzaldehyde is analyzed via TLC and GC. Use the structures and properties of the compounds to aid in answering the following questions. A. In the TLC experiment, the mixture is spotted on a silica TLC plate and eluted with a 1:1 mixture of hexanes and ethyl acetate. Three spots are observed on the plate, with Re values of 0.25, 0.58, and 0.74. Indicate which spot corresponds to which compound....
Which ONE of the following
amino acid anions do you expect to be the strongest base?
Which ONE of the following amino acid anions do you expect to be the strongest A2 base? H2N H2N. H2N B) A) C) H2N N. HO D) E) IZ
11. Benzoic acid can be made from the oxidation of which compound? Н ОН b) d) 12. What are the products of the saponification (base hydrolysis) reaction of butyl ethanoate with NaOH? a) b) c) OH но HO OH OH Na он NaBH, lexcess)
Which of the following will test positive with the Tollens' reagent? Benzoic acid Urea Furan-2,5-dione Decanedioic acid 2-Hydroxy-1,2-diphenylethan1-one (E)-1.2-Diphenylethene None of the above 4-Chlorobenzaldehyde 9H-Fluorene 2-Acetoxybenzoic acid Diphenylmethanone trans Cinnamic acid
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