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20) Which of the following compounds gives an infrared spectrom which peaks a 3000-3500 cmt and...
(20) Which of the following compounds gives an infrared spectrum which peaks a 3000-3500 cm, and...
(20) Which of the following compounds gives an infrared spectrum which peaks a 3000-3500 cm, and \700 cm он (3) С? А? D? В? Qi) a compound with the molecular formula C3 Hia gave the following HNMR spectrum Singlet 81.0 (12H), the structure of the compound is СН3 снасна с насиз © сHз сHсна са сH 3 CH3 Cha СН3 CH3CH ® CH₃CCH3 снасна сна
22 Select the correct row of names that correctly corresponds to the structures above them O...
22 Select the correct row of names that correctly corresponds to the structures above them O R-C-OR O 10 R-c-X amide acyl halide acyl halde 9 Ester 6 A cid anhydride ① Ester @acyl halide e Amide R-C-0-C-R R-C-NH2 acid anhydride acylhalide Ester primaryamine acid anhydride Amide ester acid anhydride ester acid halide amicle acid anhydride 23 which compound is the strongest base ? ② CH₃OH ③ CH₃ CO2H © ArNH2 ② CH₃NH2 E (CH3)2 N NH
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?...
Questions 12-20 are true and false! (12) Hydrolysis of nitriles is a method to synthesize carboxylic...
Questions 12-20 are true and false!
(12) Hydrolysis of nitriles is a method to synthesize carboxylic acid. (13) The order of reactivity of carboxylic acid derivatives is as follow: Acyl chloride > Acid anhydride > Ester > Amide. (14) SOCI2, PC13 and PCls are three types of special reagents to convert carboxylic acid to acyl chloride (15) Acyl chlorides are the most reactive common acyl derivatives, and can be used to synthesize anhydride, ester, and amide. (16) Acyl chloride is...
____ 1. The diagram below represents serine, a polar, uncharged amino acid. Which functional group gives...
____ 1. The diagram below represents serine, a polar, uncharged
amino acid. Which functional group gives serine its
distinct property?
a. H3
b. CH2OH
c. –H
d. COO–
____ 2. The monomers shown below are monomers for which of the
following natural polymers?
a. polysaccharides
b. plastics
c. DNA
d. proteins
____ 3. Which of the following processes illustrates the production
of a protein?
a. specific code for amino acids --> amino acid chain -->
gene --> DNA --> specific...
(20) Which of the following compounds gives an infrared spectrum which peaks a 3000-3500 cm, and \700 cm он (3) С? А? D? В? Qi) a compound with the molecular formula C3 Hia gave the following HNMR spectrum Singlet 81.0 (12H), the structure of the compound is СН3 снасна с насиз © сHз сHсна са сH 3 CH3 Cha СН3 CH3CH ® CH₃CCH3 снасна сна
22 Select the correct row of names that correctly corresponds to the structures above them O R-C-OR O 10 R-c-X amide acyl halide acyl halde 9 Ester 6 A cid anhydride ① Ester @acyl halide e Amide R-C-0-C-R R-C-NH2 acid anhydride acylhalide Ester primaryamine acid anhydride Amide ester acid anhydride ester acid halide amicle acid anhydride 23 which compound is the strongest base ? ② CH₃OH ③ CH₃ CO2H © ArNH2 ② CH₃NH2 E (CH3)2 N NH
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?...
Questions 12-20 are true and false!
(12) Hydrolysis of nitriles is a method to synthesize carboxylic acid. (13) The order of reactivity of carboxylic acid derivatives is as follow: Acyl chloride > Acid anhydride > Ester > Amide. (14) SOCI2, PC13 and PCls are three types of special reagents to convert carboxylic acid to acyl chloride (15) Acyl chlorides are the most reactive common acyl derivatives, and can be used to synthesize anhydride, ester, and amide. (16) Acyl chloride is...
____ 1. The diagram below represents serine, a polar, uncharged
amino acid. Which functional group gives serine its
distinct property?
a. H3
b. CH2OH
c. –H
d. COO–
____ 2. The monomers shown below are monomers for which of the
following natural polymers?
a. polysaccharides
b. plastics
c. DNA
d. proteins
____ 3. Which of the following processes illustrates the production
of a protein?
a. specific code for amino acids --> amino acid chain -->
gene --> DNA --> specific...
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