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5. (12 pts) Consider the following reaction: H2PtCl, NaBH EtOH 50°C 45 min a) (2 pts)...
5. Select the incorrect statement. (2 pts) a) An NMR of of benzoin will have a...
5. Select the incorrect statement. (2 pts) a) An NMR of of benzoin will have a total integration of 11 b) An NMR of benzil will have a total integration of 10 c) IR spectra of benzoin and benzil are distinguishable from each other d) An IR spectrum of 2,3,4,5-tetraphenylcyclopentadienone is not significantly different from an IR spectrum of benzil. 6. HNO is the (oxidizing/reducing) agent used in the conversion of benzoin into benzil (2 pts) 7. Draw the starting...
Question 14 5 pts Consider this redox reaction: Sn (s) + 2H+ (aq) + 2 CF...
Question 14 5 pts Consider this redox reaction: Sn (s) + 2H+ (aq) + 2 CF (aq) → Sn2+ (aq) + 2 C1 (aq) + H2(g) Which of the following is the reducing agent? Он* O Sn O Sn2
2. Provide the missing products/reagents for the following reactions (2 pts each, 12 pts) 3. Protecting...
2. Provide the missing products/reagents for the following reactions (2 pts each, 12 pts) 3. Protecting groups are important in Organic synthesis. We have seen 3 different protecting groups so far. Pick one and show how it is added, how it is removed, and what unwanted reactivity of the starting functional group it avoids. 4 pts) It is actually possible to oxidize ketones to esters using a reaction we have not talked about the Baeyer Villager reaction - which uses...
Consider the following half-reactions: Half-reaction F2(g) + 2e - 2H+ (aq) + 2 Mn2+ (aq) +...
Consider the following half-reactions: Half-reaction F2(g) + 2e - 2H+ (aq) + 2 Mn2+ (aq) + 2e E° (V) 2F (aq) 2.870V H2(g) 0.000V Mn(s) -1.180V The strongest oxidizing agent is: enter formula / / The weakest oxidizing agent is: / The weakest reducing agent is: The strongest reducing agent is: Will Mn2+ (aq) reduce F2(g) to F"(aq)? Which species can be reduced by H2(g)? If none, leave box blank. Consider the following half-reactions: Half-reaction E° (V) Br2(1) + 2e...
5-12 Kinetics of Nucleophilie Siebstitution ( 4.) Consider the reaction below (6 pts) + H2O →...
5-12 Kinetics of Nucleophilie Siebstitution ( 4.) Consider the reaction below (6 pts) + H2O → HCI + Intermediate a. Which isomer of the reactant, 3-chloro-3-methylhexane, is shown? Ror S b. Draw the reaction intermediate. c. Circle the geometry of the intermediate: Planar Trigonal planar Tetrahedral Product d. Draw the organic product of the Sul reaction of 3-chloro-3- methylhexane e. Is the organic product optically active? Y or N f. If you answered yes in "e" is one isomer produced...
Question 38 4 pts Consider the following reaction Cd (s) + 2AgCI (s) +Cd+2 (aq) +...
Question 38 4 pts Consider the following reaction Cd (s) + 2AgCI (s) +Cd+2 (aq) + 2Ag (s) + 2C1+2 (aq) In this reaction a) electrons are transferred from the silver in the AgCl (s) to Cd (s). b) electrons are transferred from the CD (s) to silver in AgCl (s). c) no electrons are transferred since the oxidation number of chlorine atoms does not change/ d) the oxidizing agent is the Cd (s)/ the reducing agent is the AgCl...
2. (12 pts) Reactions Give the reagents or products to the following systems. If a reaction...
2. (12 pts) Reactions Give the reagents or products to the following systems. If a reaction does not give a product, write "NR" for No Reaction. Provide the product with the highest yield. Assume 1 to 1 stoichiometry unless otherwise stated. Provide stereochemistry if applicable. NC heat но но H ETOH 1. SOCI2 2. Heat, Hас -о н Но H но ETOH 1. TsCl NC H но но Н 2. CH,ок, CH,он
Consider the following half-reactions: Half-reaction E° (V) 12(s) + 2e - →21(aq) 0.535V Ca2+ (aq) +...
Consider the following half-reactions: Half-reaction E° (V) 12(s) + 2e - →21(aq) 0.535V Ca2+ (aq) + 2e → Cd(s) -0.403V All(aq) + 3e -Al(s) -1.660V (1) The weakest oxidizing agent is: enter formula (2) The strongest reducing agent is: (3) The strongest oxidizing agent is: (4) The weakest reducing agent is: (5) Will Al(s) reduce 12(s) to l'(aq)? (6) Which species can be reduced by Cd(s)? If none, leave box blank. Submit Answer Retry Entire Group 9 more group attempts...
Consider the following half-reactions: Half-reaction E° (V) F2(g) + 2 —> 2F (aq) 2.870V Co2+(aq) +...
Consider the following half-reactions: Half-reaction E° (V) F2(g) + 2 —> 2F (aq) 2.870V Co2+(aq) + 2e — Co(s) -0.280V A13+(aq) + 3e Al(s) -1.660V . (1) The strongest oxidizing agent is ter (2) The weakest oxidizing agent is: (3) The weakest reducing agent is: (4) The strongest reducing agent is: (5) Will F2(g) oxidize Al(s) to AM+ (aq)? (6) Which species can be reduced by Co(s)? If none, leave box blank.
Chem 2320 extra credit assignment-12 points total Suppose that you were asked to perform the following...
Chem 2320 extra credit assignment-12 points total Suppose that you were asked to perform the following alkoxymercuration reaction with (S)-3- vinylcyclopentanone using the standard alkoxymercuration conditions (steps 1 and 2) shown below. 1. Hg(OAc)2 CH3OH 2. NaBH4 Actual product Expected product Note: (S)-3-vinylcyclopentanone has two strong IR peaks at 1748 cm and 1642 cm iH NMR peaks at δ 2.5-3 ppm (7H), 5-6 ppm (3H), and a 13C NMR peak at 210 ppm. a. (3 pts) In the first box...
5. Select the incorrect statement. (2 pts) a) An NMR of of benzoin will have a total integration of 11 b) An NMR of benzil will have a total integration of 10 c) IR spectra of benzoin and benzil are distinguishable from each other d) An IR spectrum of 2,3,4,5-tetraphenylcyclopentadienone is not significantly different from an IR spectrum of benzil. 6. HNO is the (oxidizing/reducing) agent used in the conversion of benzoin into benzil (2 pts) 7. Draw the starting...
Question 14 5 pts Consider this redox reaction: Sn (s) + 2H+ (aq) + 2 CF (aq) → Sn2+ (aq) + 2 C1 (aq) + H2(g) Which of the following is the reducing agent? Он* O Sn O Sn2
2. Provide the missing products/reagents for the following reactions (2 pts each, 12 pts) 3. Protecting groups are important in Organic synthesis. We have seen 3 different protecting groups so far. Pick one and show how it is added, how it is removed, and what unwanted reactivity of the starting functional group it avoids. 4 pts) It is actually possible to oxidize ketones to esters using a reaction we have not talked about the Baeyer Villager reaction - which uses...
Consider the following half-reactions: Half-reaction F2(g) + 2e - 2H+ (aq) + 2 Mn2+ (aq) + 2e E° (V) 2F (aq) 2.870V H2(g) 0.000V Mn(s) -1.180V The strongest oxidizing agent is: enter formula / / The weakest oxidizing agent is: / The weakest reducing agent is: The strongest reducing agent is: Will Mn2+ (aq) reduce F2(g) to F"(aq)? Which species can be reduced by H2(g)? If none, leave box blank. Consider the following half-reactions: Half-reaction E° (V) Br2(1) + 2e...
5-12 Kinetics of Nucleophilie Siebstitution ( 4.) Consider the reaction below (6 pts) + H2O → HCI + Intermediate a. Which isomer of the reactant, 3-chloro-3-methylhexane, is shown? Ror S b. Draw the reaction intermediate. c. Circle the geometry of the intermediate: Planar Trigonal planar Tetrahedral Product d. Draw the organic product of the Sul reaction of 3-chloro-3- methylhexane e. Is the organic product optically active? Y or N f. If you answered yes in "e" is one isomer produced...
Question 38 4 pts Consider the following reaction Cd (s) + 2AgCI (s) +Cd+2 (aq) + 2Ag (s) + 2C1+2 (aq) In this reaction a) electrons are transferred from the silver in the AgCl (s) to Cd (s). b) electrons are transferred from the CD (s) to silver in AgCl (s). c) no electrons are transferred since the oxidation number of chlorine atoms does not change/ d) the oxidizing agent is the Cd (s)/ the reducing agent is the AgCl...
2. (12 pts) Reactions Give the reagents or products to the following systems. If a reaction does not give a product, write "NR" for No Reaction. Provide the product with the highest yield. Assume 1 to 1 stoichiometry unless otherwise stated. Provide stereochemistry if applicable. NC heat но но H ETOH 1. SOCI2 2. Heat, Hас -о н Но H но ETOH 1. TsCl NC H но но Н 2. CH,ок, CH,он
Consider the following half-reactions: Half-reaction E° (V) 12(s) + 2e - →21(aq) 0.535V Ca2+ (aq) + 2e → Cd(s) -0.403V All(aq) + 3e -Al(s) -1.660V (1) The weakest oxidizing agent is: enter formula (2) The strongest reducing agent is: (3) The strongest oxidizing agent is: (4) The weakest reducing agent is: (5) Will Al(s) reduce 12(s) to l'(aq)? (6) Which species can be reduced by Cd(s)? If none, leave box blank. Submit Answer Retry Entire Group 9 more group attempts...
Consider the following half-reactions: Half-reaction E° (V) F2(g) + 2 —> 2F (aq) 2.870V Co2+(aq) + 2e — Co(s) -0.280V A13+(aq) + 3e Al(s) -1.660V . (1) The strongest oxidizing agent is ter (2) The weakest oxidizing agent is: (3) The weakest reducing agent is: (4) The strongest reducing agent is: (5) Will F2(g) oxidize Al(s) to AM+ (aq)? (6) Which species can be reduced by Co(s)? If none, leave box blank.
Chem 2320 extra credit assignment-12 points total Suppose that you were asked to perform the following alkoxymercuration reaction with (S)-3- vinylcyclopentanone using the standard alkoxymercuration conditions (steps 1 and 2) shown below. 1. Hg(OAc)2 CH3OH 2. NaBH4 Actual product Expected product Note: (S)-3-vinylcyclopentanone has two strong IR peaks at 1748 cm and 1642 cm iH NMR peaks at δ 2.5-3 ppm (7H), 5-6 ppm (3H), and a 13C NMR peak at 210 ppm. a. (3 pts) In the first box...
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