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H2SO4 e. (CH3)3CBr + H20 → 4. In the following pair indicate which would be the...
5. Briefly explain the difference between substitution mechanisms SN, and SN2 and elimination mechanisms E, and...
5. Briefly explain the difference between substitution mechanisms SN, and SN2 and elimination mechanisms E, and E2. [4 marks] 1. Indicate the hybridization (sp, sp or sp) for each C atom molecules. in the following [4 marks] HC furan-2,5-dione ethanimine 2. Identify which two of the following molecules are a pair of structural isomers and name all compounds. [2 marks] CHE H сна b. HC-COCH, HC-C- IMOI
please indicate stereochemistry (20 marks) 1. Identify each of the following reactions as SN1, SN2, E1,...
please indicate stereochemistry
(20 marks) 1. Identify each of the following reactions as SN1, SN2, E1, or E2 and give the products formed in each case, and indicate the stereochemistry of the product if appropriate (mechanisms are not required). If no reaction would occur, indicate this with N.R. forno reaction" and give the reason for which you don't expect a product. a) E HEC-CH2-C...Br (CH3),C07 (CH3),COH CHE 70°C CH3 SN2 Morand SN2 H H₃C-CH2-c...Br. CN/DMSO in CH 25°C d) Br...
Question 3 [2 Marks] A. Name the following reactions as reduction, oxidation, substitution, elimination reactions. (1...
Question 3 [2 Marks] A. Name the following reactions as reduction, oxidation, substitution, elimination reactions. (1 Mark) CH Na/NH, i) Học = | CH - NaNH » H=": Н3С. H3C H2SO4 H3COH - 70°C C H3C CH2 + H2O H3C CH3 heat CH3 CH3 -C-CH3 + HCI- OH CH3-C-CH3 + H2O CH3 CH2 CH3 + 502 — >3CO2 + 4H20
o Mg2+ Br 1 M Ý H2SO4/H20 H,80,140 + H2O + Mg2+ Br HSO4 2. +...
o Mg2+ Br 1 M Ý H2SO4/H20 H,80,140 + H2O + Mg2+ Br HSO4 2. + NaOH NaOH Nal нон a = Proton transfer b= Lewis acid/base c= Radical chain substitution d = Electrophilic addition e=E1 Elimination f=E2 Elimination g=Syl Nucleophilic substitution h=SN2 Nucleophilic substitution Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a - i for your answers. 2. 1 Low Hoo H2SO4 i Ho HO 130° NaOH...
Indicate whether each of the following molecules R, S, Z or E. Label the substituents according...
Indicate whether each of the following molecules R, S, Z or E. Label the substituents according to priority. The third molecule is a Fischer projection. Cl H2C SH H CH3 CH3 Label each pair of molecules as enantiomers, diasteromers, identical molecules constitutional isomers, or not isomers at all. No partial credit. H3C SH CH3 CH(CH3)2 H3C CH2CH2F CH(CH3)2 H3C CH2CH3 and H CH3 and H SH Cl HOH OH and CH3
Br DMSO H20 N-Br OH N-H dilute H2SO4 OH h sN1 Nucleophilic substitution. a Proton transfer...
Br DMSO H20 N-Br OH N-H dilute H2SO4 OH h sN1 Nucleophilic substitution. a Proton transfer e J Electrophilic addition b Lewis acid/base i SN2 Nucleophilic substitution f*E1 Elimination c -Radical chain substitution j Electrophilic aromatic substitution g FE2 Elimination d Radical chain addition Identify the mechanism by which each of the actions above proceeds from a the mechanisms listed. Use the letters a j for your answers.
question 4 please! b. BF3 +H20 d. NaNaphthalene e. H2S04 f. n-CaHgLi Consider the following monomers....
question 4 please!
b. BF3 +H20 d. NaNaphthalene e. H2S04 f. n-CaHgLi Consider the following monomers. Indicate which type or types of addition polymerization (free radical, anionic, or cationic) could be effectively used to polymerize each and briefly explain your answer 4. a. CH2-CHPh b. CH2-C(CH3)2 c. CH2 CHO d. CH2-C(CH3)(COOCH3) e. CH2-CH2 f. CH2-CH(OCH,CHs) 8. CH-CH(CN)
CH3 (4) 1. Which of the following alkyl halides would you expect to be most reactive...
CH3 (4) 1. Which of the following alkyl halides would you expect to be most reactive in a unimolecular reaction? a) C&H, CH, CH, CH, BY b) CH 1 CH CH Br C) CH11CCH, Br d) C6H CH2 CH CHỊ CHỊ CH3 CHỊ e) C&H, CCH Br CHE (4) 2. What would you expect to be the chief organic product(s) when tert-butyl bromide reacts with sodium acetylide, i.e., CH3 + - CH2-C-Br + Na :CECH — ? CH a) I...
(4 points) Which solvent below could involve ion-dipole interactions with Na? HaC CH3 d. CCl4 a....
(4 points) Which solvent below could involve ion-dipole interactions with Na? HaC CH3 d. CCl4 a. 13 H2 H2 e. H3C CH3 H2C CH2 H2C CH2 НС CH НС CH
e. 4-HC-C6H4-NH-C(O)-CH3 + Cl2/H4C-COH ------> H30* f. 4-nitro-1-chlorobenzene + NaOH H2O g. Ph-CH2-CH2-CH2-CO2H + AICI: ------->...
e. 4-HC-C6H4-NH-C(O)-CH3 + Cl2/H4C-COH ------> H30* f. 4-nitro-1-chlorobenzene + NaOH H2O g. Ph-CH2-CH2-CH2-CO2H + AICI: -------> h. All trans-H2C=CH-CH=CH-OCH3 + H2C=CH-C(O)-H i. 1-bromo-3-chlorobenzene + HNO3/H2SO4 j. CsH5-CH=CH-CH3 + HBr/peroxides --------> H30* k. Ph-CH2-CH3 + KMnO./NaOH/A ----------> L. CoHs-CCl3 + Bry/FeBr ---------- H30* m. Ph-Br + KNH/-33 °C --------
5. Briefly explain the difference between substitution mechanisms SN, and SN2 and elimination mechanisms E, and E2. [4 marks] 1. Indicate the hybridization (sp, sp or sp) for each C atom molecules. in the following [4 marks] HC furan-2,5-dione ethanimine 2. Identify which two of the following molecules are a pair of structural isomers and name all compounds. [2 marks] CHE H сна b. HC-COCH, HC-C- IMOI
please indicate stereochemistry
(20 marks) 1. Identify each of the following reactions as SN1, SN2, E1, or E2 and give the products formed in each case, and indicate the stereochemistry of the product if appropriate (mechanisms are not required). If no reaction would occur, indicate this with N.R. forno reaction" and give the reason for which you don't expect a product. a) E HEC-CH2-C...Br (CH3),C07 (CH3),COH CHE 70°C CH3 SN2 Morand SN2 H H₃C-CH2-c...Br. CN/DMSO in CH 25°C d) Br...
Question 3 [2 Marks] A. Name the following reactions as reduction, oxidation, substitution, elimination reactions. (1 Mark) CH Na/NH, i) Học = | CH - NaNH » H=": Н3С. H3C H2SO4 H3COH - 70°C C H3C CH2 + H2O H3C CH3 heat CH3 CH3 -C-CH3 + HCI- OH CH3-C-CH3 + H2O CH3 CH2 CH3 + 502 — >3CO2 + 4H20
o Mg2+ Br 1 M Ý H2SO4/H20 H,80,140 + H2O + Mg2+ Br HSO4 2. + NaOH NaOH Nal нон a = Proton transfer b= Lewis acid/base c= Radical chain substitution d = Electrophilic addition e=E1 Elimination f=E2 Elimination g=Syl Nucleophilic substitution h=SN2 Nucleophilic substitution Identify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the letters a - i for your answers. 2. 1 Low Hoo H2SO4 i Ho HO 130° NaOH...
Indicate whether each of the following molecules R, S, Z or E. Label the substituents according to priority. The third molecule is a Fischer projection. Cl H2C SH H CH3 CH3 Label each pair of molecules as enantiomers, diasteromers, identical molecules constitutional isomers, or not isomers at all. No partial credit. H3C SH CH3 CH(CH3)2 H3C CH2CH2F CH(CH3)2 H3C CH2CH3 and H CH3 and H SH Cl HOH OH and CH3
Br DMSO H20 N-Br OH N-H dilute H2SO4 OH h sN1 Nucleophilic substitution. a Proton transfer e J Electrophilic addition b Lewis acid/base i SN2 Nucleophilic substitution f*E1 Elimination c -Radical chain substitution j Electrophilic aromatic substitution g FE2 Elimination d Radical chain addition Identify the mechanism by which each of the actions above proceeds from a the mechanisms listed. Use the letters a j for your answers.
question 4 please!
b. BF3 +H20 d. NaNaphthalene e. H2S04 f. n-CaHgLi Consider the following monomers. Indicate which type or types of addition polymerization (free radical, anionic, or cationic) could be effectively used to polymerize each and briefly explain your answer 4. a. CH2-CHPh b. CH2-C(CH3)2 c. CH2 CHO d. CH2-C(CH3)(COOCH3) e. CH2-CH2 f. CH2-CH(OCH,CHs) 8. CH-CH(CN)
CH3 (4) 1. Which of the following alkyl halides would you expect to be most reactive in a unimolecular reaction? a) C&H, CH, CH, CH, BY b) CH 1 CH CH Br C) CH11CCH, Br d) C6H CH2 CH CHỊ CHỊ CH3 CHỊ e) C&H, CCH Br CHE (4) 2. What would you expect to be the chief organic product(s) when tert-butyl bromide reacts with sodium acetylide, i.e., CH3 + - CH2-C-Br + Na :CECH — ? CH a) I...
(4 points) Which solvent below could involve ion-dipole interactions with Na? HaC CH3 d. CCl4 a. 13 H2 H2 e. H3C CH3 H2C CH2 H2C CH2 НС CH НС CH
e. 4-HC-C6H4-NH-C(O)-CH3 + Cl2/H4C-COH ------> H30* f. 4-nitro-1-chlorobenzene + NaOH H2O g. Ph-CH2-CH2-CH2-CO2H + AICI: -------> h. All trans-H2C=CH-CH=CH-OCH3 + H2C=CH-C(O)-H i. 1-bromo-3-chlorobenzene + HNO3/H2SO4 j. CsH5-CH=CH-CH3 + HBr/peroxides --------> H30* k. Ph-CH2-CH3 + KMnO./NaOH/A ----------> L. CoHs-CCl3 + Bry/FeBr ---------- H30* m. Ph-Br + KNH/-33 °C --------
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