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Select the best description for the product of the following reaction. O(S)-configured Oracemic O achiral O...
QUESTION 36 Which would be the best substrate for a reaction that involves heterolysis? bromobenzene bromobutane...
QUESTION 36 Which would be the best substrate for a reaction that involves heterolysis? bromobenzene bromobutane 2-bromopropene benzyl bromide QUESTION 37 Which nitrile would form fastest in a substitution reaction of an alkyl tosylate with cyanide in a polar aprotic solvent 2-methylpentanenitrile 2.2-dimethylpentanenitrile pentanenitrile 3-methylpentanenitrile QUESTION 38 QUESTION 38 Which compound would have an odd molecular ion peak in the mass spectrum? O trichloromethane 1.1.2-trifluoroethanol ethylene oxide butan-2-amine QUESTION 39 How many products would result from the benzyne reaction (Na/NH3)...
Which molecule has the shortest C-C bond? Select one: н Н а. C-C Н н Н...
Which molecule has the shortest C-C bond? Select one: н Н а. C-C Н н Н н ob. н-с-с-Н н Н с. НЕСЕСЕН Not yet answered Marked out of 3.00 P Flag question Which one of the following compounds would have a specific rotation [a]p = 0 ? Br CH3 H -Br Н. -Br CH3 Br H CH3 -H Br CH3 H Br CH3 -Br -H CHE Br CH3 -Н -H CH,CHE a c d Select one: a. a b....
Select the best description of the major product(s) formed from the following reaction. 1. Hg(OAc)2, H20...
Select the best description of the major product(s) formed from the following reaction. 1. Hg(OAc)2, H20 2. NaBH4, NaOH А. а single achiral compound B. a pair of enantiomers С. а D. the R enantiomer E. the S enantiomer pair of diastereomers F. two constitutional isomers E ОА ОВ ос O F Enter Your Answer: D Incorrect Select the correct relationship between the following two structures. A. conformational isomers B constitutional isomers C. diastereomers D. enantiomers E. identical structures Enter...
QUESTION 22 Select the major product of the following reaction scheme: Reaction NaOH H H3C Acetone,...
QUESTION 22 Select the major product of the following reaction scheme: Reaction NaOH H H3C Acetone, EtOH 25 °C ora voda HEC B E OH O CHE нс нус CH F с H HC (No Reaction) CI CI ol. A oll. B o III.C IV.D .V. E o VI.F
QUESTION 1 For the following reaction, identify the 1,2-addition product. A) B) Br Br- Br +...
QUESTION 1 For the following reaction, identify the 1,2-addition product. A) B) Br Br- Br + HBr C) D) Br ОООО С D 1 points QUESTION 2 Identify the product of the following reaction. + H,CO,C -CO,CH -CO,CH -CO_CH -CO,CH A CO,CH D) c) A) B) COACH CO,CH COCH, CO.CH B ОООО С D QUESTION 3 For (3E,5E)-octa-1,3,5,7-tetraene, shown below, how many of the a-molecular orbitals are bonding orbitals? 3 ОООО 6 PUS QUESTION 4 ОН ОН Which one of...
QUESTION 20 Select the major product of the following reaction scheme: Reaction H 1 eq. H2NCH,...
QUESTION 20 Select the major product of the following reaction scheme: Reaction H 1 eq. H2NCH, 2 eq NaBH 25 °C Etон 25 °C H2CO vo D -CHE -CH₂ H3CO H3CO. OH OH 00 m H H3C H₂C-NH OH F go н,со Moca O (No Reaction) ol. A o II. B o Ill.c o IV.D .V. E o VI.F
What is the major product of the reaction? HBr Select one: Br a. Br Br. O...
What is the major product of the reaction? HBr Select one: Br a. Br Br. O b. Br a C. Which polymer is formed from the following conditions? ||||| ROOR heat n a b Select one: 白。自 b.b C.C Which Fischer projection represents R-2-chloropentane? Select one: CH3 a. ci-to -CH2CH2CH3 H CH3 b. H+CH2CH2CH3 CI H C. H3C-CH2CH2CH3 CI CI d. Hgc +H CH2CH2CH3 What is the major product of the reaction below? ОН 1) LIAIHA 2) H20 Select one:...
Draw the major product of the following reaction. Question 9 Br O-CH3 H3C CH3 Create OscerSketch Answer 9 Draw the majo...
Draw the major product of the following reaction. Question 9 Br O-CH3 H3C CH3 Create OscerSketch Answer 9 Draw the major product of the following reaction. Question 10 H3CH HO CH3 Create OscerSketch Answer 10
Part 2 Multiple Choice. Select the best answer for each of the questions below: 1. Which...
Part 2 Multiple Choice. Select the best answer for each of the questions below: 1. Which of these molecules is not an electrophile? a) CH4 b) CH3+ c) H* d) BF3 2. Which of these molecules is not a nucleophile ? a) NH3 b) OH c) CN d) H* 3. Water behaves as: a) a nucleophile b) an electrophile c) both d) neither 4. The SN2 reaction has how many steps? a) 1 b) 2 c) 3 d) 4 5....
Q: 8-11 Question 8 [1.6 pts] Which one of the following statements about Reaction #4 is correct? Reaction #4 1. NaSCH2CH3 2. H3o* O The minor organic product(s) arise from nucleophilic attack at...
Q:
8-11
Question 8 [1.6 pts] Which one of the following statements about Reaction #4 is correct? Reaction #4 1. NaSCH2CH3 2. H3o* O The minor organic product(s) arise from nucleophilic attack at carbon L O The minor organic product(s) arise from nucleophilic attack at carbon M O None of the above Question 9 [1.6 pts] Which one of the following statements about Reaction #5 is correct? Reaction #5 H2SO4, heat molecular sieves D Product P is the minor organic...
QUESTION 36 Which would be the best substrate for a reaction that involves heterolysis? bromobenzene bromobutane 2-bromopropene benzyl bromide QUESTION 37 Which nitrile would form fastest in a substitution reaction of an alkyl tosylate with cyanide in a polar aprotic solvent 2-methylpentanenitrile 2.2-dimethylpentanenitrile pentanenitrile 3-methylpentanenitrile QUESTION 38 QUESTION 38 Which compound would have an odd molecular ion peak in the mass spectrum? O trichloromethane 1.1.2-trifluoroethanol ethylene oxide butan-2-amine QUESTION 39 How many products would result from the benzyne reaction (Na/NH3)...
Which molecule has the shortest C-C bond? Select one: н Н а. C-C Н н Н н ob. н-с-с-Н н Н с. НЕСЕСЕН Not yet answered Marked out of 3.00 P Flag question Which one of the following compounds would have a specific rotation [a]p = 0 ? Br CH3 H -Br Н. -Br CH3 Br H CH3 -H Br CH3 H Br CH3 -Br -H CHE Br CH3 -Н -H CH,CHE a c d Select one: a. a b....
Select the best description of the major product(s) formed from the following reaction. 1. Hg(OAc)2, H20 2. NaBH4, NaOH А. а single achiral compound B. a pair of enantiomers С. а D. the R enantiomer E. the S enantiomer pair of diastereomers F. two constitutional isomers E ОА ОВ ос O F Enter Your Answer: D Incorrect Select the correct relationship between the following two structures. A. conformational isomers B constitutional isomers C. diastereomers D. enantiomers E. identical structures Enter...
QUESTION 22 Select the major product of the following reaction scheme: Reaction NaOH H H3C Acetone, EtOH 25 °C ora voda HEC B E OH O CHE нс нус CH F с H HC (No Reaction) CI CI ol. A oll. B o III.C IV.D .V. E o VI.F
QUESTION 1 For the following reaction, identify the 1,2-addition product. A) B) Br Br- Br + HBr C) D) Br ОООО С D 1 points QUESTION 2 Identify the product of the following reaction. + H,CO,C -CO,CH -CO,CH -CO_CH -CO,CH A CO,CH D) c) A) B) COACH CO,CH COCH, CO.CH B ОООО С D QUESTION 3 For (3E,5E)-octa-1,3,5,7-tetraene, shown below, how many of the a-molecular orbitals are bonding orbitals? 3 ОООО 6 PUS QUESTION 4 ОН ОН Which one of...
QUESTION 20 Select the major product of the following reaction scheme: Reaction H 1 eq. H2NCH, 2 eq NaBH 25 °C Etон 25 °C H2CO vo D -CHE -CH₂ H3CO H3CO. OH OH 00 m H H3C H₂C-NH OH F go н,со Moca O (No Reaction) ol. A o II. B o Ill.c o IV.D .V. E o VI.F
What is the major product of the reaction? HBr Select one: Br a. Br Br. O b. Br a C. Which polymer is formed from the following conditions? ||||| ROOR heat n a b Select one: 白。自 b.b C.C Which Fischer projection represents R-2-chloropentane? Select one: CH3 a. ci-to -CH2CH2CH3 H CH3 b. H+CH2CH2CH3 CI H C. H3C-CH2CH2CH3 CI CI d. Hgc +H CH2CH2CH3 What is the major product of the reaction below? ОН 1) LIAIHA 2) H20 Select one:...
Draw the major product of the following reaction. Question 9 Br O-CH3 H3C CH3 Create OscerSketch Answer 9 Draw the major product of the following reaction. Question 10 H3CH HO CH3 Create OscerSketch Answer 10
Part 2 Multiple Choice. Select the best answer for each of the questions below: 1. Which of these molecules is not an electrophile? a) CH4 b) CH3+ c) H* d) BF3 2. Which of these molecules is not a nucleophile ? a) NH3 b) OH c) CN d) H* 3. Water behaves as: a) a nucleophile b) an electrophile c) both d) neither 4. The SN2 reaction has how many steps? a) 1 b) 2 c) 3 d) 4 5....
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8-11
Question 8 [1.6 pts] Which one of the following statements about Reaction #4 is correct? Reaction #4 1. NaSCH2CH3 2. H3o* O The minor organic product(s) arise from nucleophilic attack at carbon L O The minor organic product(s) arise from nucleophilic attack at carbon M O None of the above Question 9 [1.6 pts] Which one of the following statements about Reaction #5 is correct? Reaction #5 H2SO4, heat molecular sieves D Product P is the minor organic...
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