Homework Answers
Option (c) is the correct answer.
Ketone and conjugated ketone give peak around 300 nm due to its -C=O group.
Conjugated triene gives peak around 275 nm.
Thus, option c is the correct answer
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Which of the following organic compounds would have a strong absorption (log & > 3) in...
[20]. Which of the following compound is expected to show a strong absorption at 1720 cm1...
[20]. Which of the following compound is expected to show a strong absorption at 1720 cm1 in the IR spectrum [21]. Which of the following compounds gives only three peaks in the 1BC NMR spectrum (A) o-dimethylbenzene (B) m-dimethylbenzene (C) p-dimethylbenzene (E) 1,2,4-trimethylbenzene (D) 1,2,3-trimethylbenzene 122] H NMR coupling in the underlined proton is: CHs H3C-CH2-CH-OCH3 (A) d (B)t O,q (D)q (Bd,t
Question 49 (2 points) Which of the following compounds is consistent with the following IR spectrum?...
Question 49 (2 points) Which of the following compounds is consistent with the following IR spectrum? m how wenn Ref: SDBS - National Institute of Advanced Industrial Science and Technology OH COOH IV a) 11 Ob) III Oc) d) IV Question 50 (2 points) Rank absorption of the indicated bonds in decreasing (highest to lowest) order of IR frequency H III H II H O a) III>I>11 Ob) |I>I>III O c) />II>||| d) III>II>I
16 What is the structure of the compound that gives the following infrared spectrum? 1UU T80...
16 What is the structure of the compound that gives the following infrared spectrum? 1UU T80 4000 3500 3000 2500 2000 1500 1000 500 Wavenumbers CH 17. Identify the molecule that gives 3 sets of protons in NMR spectrum. ii) CF13-CO-O-CH2-CHs ?) CH iv) p-chlorotoluene 112-CHa iii) C113-@c1 13 IV i and iBi and iv C. only D, i only A. i and iii B/ii and iv E. iv only 18. Identify the possible region for -OH absorption A. ~1500...
Question 11 (2 points) Which of the indicated protons in the following compound would appear most...
Question 11 (2 points) Which of the indicated protons in the following compound would appear most downfield in the 'H NMR spectrum? III TV II a) III Oь) ІV Oc) d) II Question 12 (2 points) Provide the structure of the expected major organic product generated upon completion of the following reaction scheme (CH), CCH2CH==CH2 HBr H202 (сн.),ccн,сн. -CH2 CAJACCHIOLI (CH, CCH-CH- -CH2 cartuscanyone (CH)CCH_CH CH₂ (CH3),CCHCH IV -Сн, III a) b) c) d) IV
Q1. Give R and S configuration to the following compounds (5 Marks) C2H5 i) H3C-C-H OH...
Q1. Give R and S configuration to the following compounds (5 Marks) C2H5 i) H3C-C-H OH C2H5 ii) H2N-C-CH2-CH2-CH3 H ОН iii) H CH2-CH2-CI iv) HO-H2C-H2C-C-CH2-CH2-CH3 1 Н. C/ H2C H-C-CH3 CH2
Question 11 (2 points) Saved Rank absorption of the indicated bonds in decreasing (highest to lowest)...
Question 11 (2 points) Saved Rank absorption of the indicated bonds in decreasing (highest to lowest) order of IR frequency. II O a) III>II>1 Ob) 1>1>111 Oc) III>>11 d) />II>111 Question 12 (2 points) Which of the indicated protons in the following compound would appear most downfield in the 1H NMR spectrum? III IV II O a) IV Ob) 11 c)! O d) III
Question 35 (2 points) ✓ Saved Which of the following compounds is consistent with the following...
Question 35 (2 points) ✓ Saved Which of the following compounds is consistent with the following IR spectrum? 100 m 1100 enumber om Ref: SDBS - National Institute of Advanced Industrial Science and Technology OH COOH 11 IV - = a) III b) IV c) d) II
1.5 pts Question 24 Which of the following compounds would have the strongest intermolecular attractive forces...
1.5 pts Question 24 Which of the following compounds would have the strongest intermolecular attractive forces ? CH3-NH-CH2-CH3 CH3-CH2-CH2-OH CH3-CH2-O-CH3 CH3-CH2-CO2H CO2 3.5 pts D Question 25 A 0.258-g sample of a pure triprotic acid, H3A, (where A is the generic anion of the acid). was dissolved in water and titrated with 0.150 M barium hydroxide solution. The titration required 13.9 mL of the base to reach the equivalence point. What is the molar mass of the acid? o 227...
please answer all! The dipeptide, Glu-Asn would be most soluble in which solvent system? water and...
please answer all!
The dipeptide, Glu-Asn would be most soluble in which solvent system? water and benzene water and sulfuric acid water and butanol water and vinegar (acetic acid) Question 10 Thrombin is an enzyme seen in the blood clotting cascade. It cleaves proteins on the carboxyl side of arginine residues. How many peptide fragments would be formed if Lys-His-Pro-Arg-His was treated with thrombin? Thrombin would not cleave this polypeptide, since there are no arginine residues. 0 1 2 3...
24 Ma 3. 11) In the reaction of Ch with ethane and UV light, which of...
24 Ma 3. 11) In the reaction of Ch with ethane and UV light, which of the following reactions would be a propagation eventis 74 w I) C+CH3-CH3-CH3-CH2-C+ H- II) Cl+CH3-CH3-CH3-H2c HC III) CI+CH3-H2CCH3-CH2-c IV)Cl2+CH3-H2C CH3-CH2-C1 + Cl V) Cl2 + UV light CI+C ph A) reactions I and V B) reactions II, III and IV Thi op (IA, 2A. C) reactions I and IV D) reactions II and IV eoaional Usion of in becket are oation is avaab E)...
[20]. Which of the following compound is expected to show a strong absorption at 1720 cm1 in the IR spectrum [21]. Which of the following compounds gives only three peaks in the 1BC NMR spectrum (A) o-dimethylbenzene (B) m-dimethylbenzene (C) p-dimethylbenzene (E) 1,2,4-trimethylbenzene (D) 1,2,3-trimethylbenzene 122] H NMR coupling in the underlined proton is: CHs H3C-CH2-CH-OCH3 (A) d (B)t O,q (D)q (Bd,t
Question 49 (2 points) Which of the following compounds is consistent with the following IR spectrum? m how wenn Ref: SDBS - National Institute of Advanced Industrial Science and Technology OH COOH IV a) 11 Ob) III Oc) d) IV Question 50 (2 points) Rank absorption of the indicated bonds in decreasing (highest to lowest) order of IR frequency H III H II H O a) III>I>11 Ob) |I>I>III O c) />II>||| d) III>II>I
16 What is the structure of the compound that gives the following infrared spectrum? 1UU T80 4000 3500 3000 2500 2000 1500 1000 500 Wavenumbers CH 17. Identify the molecule that gives 3 sets of protons in NMR spectrum. ii) CF13-CO-O-CH2-CHs ?) CH iv) p-chlorotoluene 112-CHa iii) C113-@c1 13 IV i and iBi and iv C. only D, i only A. i and iii B/ii and iv E. iv only 18. Identify the possible region for -OH absorption A. ~1500...
Question 11 (2 points) Which of the indicated protons in the following compound would appear most downfield in the 'H NMR spectrum? III TV II a) III Oь) ІV Oc) d) II Question 12 (2 points) Provide the structure of the expected major organic product generated upon completion of the following reaction scheme (CH), CCH2CH==CH2 HBr H202 (сн.),ccн,сн. -CH2 CAJACCHIOLI (CH, CCH-CH- -CH2 cartuscanyone (CH)CCH_CH CH₂ (CH3),CCHCH IV -Сн, III a) b) c) d) IV
Q1. Give R and S configuration to the following compounds (5 Marks) C2H5 i) H3C-C-H OH C2H5 ii) H2N-C-CH2-CH2-CH3 H ОН iii) H CH2-CH2-CI iv) HO-H2C-H2C-C-CH2-CH2-CH3 1 Н. C/ H2C H-C-CH3 CH2
Question 11 (2 points) Saved Rank absorption of the indicated bonds in decreasing (highest to lowest) order of IR frequency. II O a) III>II>1 Ob) 1>1>111 Oc) III>>11 d) />II>111 Question 12 (2 points) Which of the indicated protons in the following compound would appear most downfield in the 1H NMR spectrum? III IV II O a) IV Ob) 11 c)! O d) III
Question 35 (2 points) ✓ Saved Which of the following compounds is consistent with the following IR spectrum? 100 m 1100 enumber om Ref: SDBS - National Institute of Advanced Industrial Science and Technology OH COOH 11 IV - = a) III b) IV c) d) II
1.5 pts Question 24 Which of the following compounds would have the strongest intermolecular attractive forces ? CH3-NH-CH2-CH3 CH3-CH2-CH2-OH CH3-CH2-O-CH3 CH3-CH2-CO2H CO2 3.5 pts D Question 25 A 0.258-g sample of a pure triprotic acid, H3A, (where A is the generic anion of the acid). was dissolved in water and titrated with 0.150 M barium hydroxide solution. The titration required 13.9 mL of the base to reach the equivalence point. What is the molar mass of the acid? o 227...
please answer all!
The dipeptide, Glu-Asn would be most soluble in which solvent system? water and benzene water and sulfuric acid water and butanol water and vinegar (acetic acid) Question 10 Thrombin is an enzyme seen in the blood clotting cascade. It cleaves proteins on the carboxyl side of arginine residues. How many peptide fragments would be formed if Lys-His-Pro-Arg-His was treated with thrombin? Thrombin would not cleave this polypeptide, since there are no arginine residues. 0 1 2 3...
24 Ma 3. 11) In the reaction of Ch with ethane and UV light, which of the following reactions would be a propagation eventis 74 w I) C+CH3-CH3-CH3-CH2-C+ H- II) Cl+CH3-CH3-CH3-H2c HC III) CI+CH3-H2CCH3-CH2-c IV)Cl2+CH3-H2C CH3-CH2-C1 + Cl V) Cl2 + UV light CI+C ph A) reactions I and V B) reactions II, III and IV Thi op (IA, 2A. C) reactions I and IV D) reactions II and IV eoaional Usion of in becket are oation is avaab E)...
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