Homework Answers
1.E isomer
Because bromo have high preference from left sife and bromomethyl from left side it forms a trans positiona so E isomer
2.There is no chiral atom in 2 methyl butane so no optical isomers possible
3. S- configration
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Is this molecule the E or the Z isomer? Br CH3 CH3CH2 CH Br Select one:...
Isomer help Are the following pairs identical, enantiomers, diastereomers, or constitutional isomers? Br CH3CH2 CH CH...
Isomer help
Are the following pairs identical, enantiomers, diastereomers, or constitutional isomers? Br CH3CH2 CH CH CH -c-CH(CH3)2 a) C-CCH and HO HO CH(CH3)2 H Br b) and Br Br Br Br CH3 CH3 CH CH3 and CH CH
could someone help with this plz Identify the correct structure of trans-2-methyl-3-hexene Select one CH3CH2 CH...
could someone help with this plz
Identify the correct structure of trans-2-methyl-3-hexene Select one CH3CH2 CH 3 CH3 CH2CH3 CH CH2 CH2CH3 CH3 CH CH CH2CH3 ?-? CH CH CH C=C CH2CH3
Name 03.101 example of a reaction having an Eact = 0 would Br• + Br-Br - > Br-Br + Br. F. + CH - > H-F + CH3....
Name 03.101 example of a reaction having an Eact = 0 would Br• + Br-Br - > Br-Br + Br. F. + CH - > H-F + CH3. . CH. + CH, CH2 - CH + CH3 CH2 • .. Br + H-Br - > H-Br + Br. -. CH. + CH3 - > CH3-CH3 Which of the following is true of any (S)-enantiomer? 4. It rotates plane-polarized light to the right. b. It rotates plane-polarized light to the left....
Q 9.8: Please select the correct molecule from the electron impact ionization reaction. +e → [CHz(CH),CH,Br]...
Q 9.8: Please select the correct molecule from the electron impact ionization reaction. +e → [CHz(CH),CH,Br] ** . + 2e A CH3(CH2)2CH3 B BrCH 2(CH2)2CH3 CBCH2(CH2)2CH2Br D CH3(CH2)2CH Br
PLEASE HELP WITH THESE. THANK YOU How are the following two compounds related? CH CH3 HO...
PLEASE HELP WITH THESE. THANK
YOU
How are the following two compounds related? CH CH3 HO -H HO -Н Given the following substitution reaction, what would the effect be of changing the solvent from CH3OH to (CH3)2S=0? H- OH H OH VS HO -H H -OH H -OH HO H + CH (CH2CH2-Br NaOH CH;(CH2), CH2-OH + NaBr CH OH CH2OH A. The reaction rate will increase. OB. There is no effect on the rate of the reaction, C. The...
g) Which structure is Z-2-bromo-3-methyl-2-pentene? CH3 H3C CH2CH3 H C=C CH-CH,CH, CH3 CH3 Вісн. C=C CH3...
g) Which structure is Z-2-bromo-3-methyl-2-pentene? CH3 H3C CH2CH3 H C=C CH-CH,CH, CH3 CH3 Вісн. C=C CH3 Br н Br | BÁ CHẠCH, C=C CH, CHỊCH, 10) Which compounds contain stereocenters? D) 1-chloropentane II) 2-chloropentane III) 3-chloropentane IV) 1,2-dichloropentane 11) Aspartame is an artificial, non-saccharide sweetener. It is made from two amino acids phenylalanine (methyl ester) and aspartic acid. Both aminoacids have one stercocenter. Both stereocenters have S-stereoconfiguration. Which of the two structures is aspartame? H2N-C-C-N-C-0-0 CH2 CH2 c=0 HO HO...
5. In the following E- and Z- stereoisomers of 1-bromo-2,3-dimethylpent-2-ene, the "H NMR spectrum of one of the is...
5. In the following E- and Z- stereoisomers of 1-bromo-2,3-dimethylpent-2-ene, the "H NMR spectrum of one of the isomers consists of a quartet (2 H) at 0 2.8, a triplet (3 H) at 8 0.9, a singlet at 8 3.5 for the CH2-Br moiety and two singlets at 8 2.1 and 2.3 for the CH3 groups. Assign the values and suggest an experiment to establish which of the isomers gives rise to the spectrum. CH3CH2 CH3 CH3CH2 CH2Br HC CH2B...
1) Which of the following is a secondary alcohol? A) CH3CH2-CH-CH2CH2CH3 CH2CH2CH2OH он - CH₂ CH3...
1) Which of the following is a secondary alcohol? A) CH3CH2-CH-CH2CH2CH3 CH2CH2CH2OH он - CH₂ CH3 CH2-CH-CH3 он CH2CH3 CH2CH2CH3 CH3CH2-C-CH2CH3 OH 2) The substance that precipitates in a positive Benedict test is: A) Cuo B) Cu2o C) Ag D) none of these 3) Galactose is called a(n): A) ketohexose B) aldopentose C) aldohexose D) ketopentose 4) Identify all the disaccharides from the following list: i) Lactose ii) Glucose iii) Ribose iv) Maltose A) iii B) iii + iv C)i...
please help! 1) Which of the following compounds is chiral? CH3-1-ci CH3-1-ci Br -1-ci CH3 CH3-1-Br...
please help!
1) Which of the following compounds is chiral? CH3-1-ci CH3-1-ci Br -1-ci CH3 CH3-1-Br CH3-1-ci CH3 3-1-C CH3 CH3 ci--c1 Br--Br CH3 2) What is the relationship between the structures shown below? H-|-Brand Br- -CH3 CH3 o Constitutional isomers Identical compounds O Diastereomers O Enantiomers O Configurational isomers 4) What is the product of the following reaction? MoBr 2. Fich, o V. HOCHẶCHỌCH-O V. II. CH CHCH-(O) OH CH2OH ON CH3CH II. HOCH2CH2– O III oll ON 01...
Please, correct answer. Will give ? In the following E- and Z- stereoisomers, the 'H NMR...
Please, correct answer. Will give ?
In the following E- and Z- stereoisomers, the 'H NMR spectrum of one of the isomers consists of a quartet (2 H) at 8 2.8, a triplet (3 H) at 8 0.9, a singlet at 8 3.5 for the CH2-Br moiety and two singlets at 8 2.1 and 2.5 for the CH3 groups. Assign the values and suggest an experiment to establish which of the isomers gives rise to the spectrum 5. CHз CH3CH2...
Isomer help
Are the following pairs identical, enantiomers, diastereomers, or constitutional isomers? Br CH3CH2 CH CH CH -c-CH(CH3)2 a) C-CCH and HO HO CH(CH3)2 H Br b) and Br Br Br Br CH3 CH3 CH CH3 and CH CH
could someone help with this plz
Identify the correct structure of trans-2-methyl-3-hexene Select one CH3CH2 CH 3 CH3 CH2CH3 CH CH2 CH2CH3 CH3 CH CH CH2CH3 ?-? CH CH CH C=C CH2CH3
Name 03.101 example of a reaction having an Eact = 0 would Br• + Br-Br - > Br-Br + Br. F. + CH - > H-F + CH3. . CH. + CH, CH2 - CH + CH3 CH2 • .. Br + H-Br - > H-Br + Br. -. CH. + CH3 - > CH3-CH3 Which of the following is true of any (S)-enantiomer? 4. It rotates plane-polarized light to the right. b. It rotates plane-polarized light to the left....
Q 9.8: Please select the correct molecule from the electron impact ionization reaction. +e → [CHz(CH),CH,Br] ** . + 2e A CH3(CH2)2CH3 B BrCH 2(CH2)2CH3 CBCH2(CH2)2CH2Br D CH3(CH2)2CH Br
PLEASE HELP WITH THESE. THANK
YOU
How are the following two compounds related? CH CH3 HO -H HO -Н Given the following substitution reaction, what would the effect be of changing the solvent from CH3OH to (CH3)2S=0? H- OH H OH VS HO -H H -OH H -OH HO H + CH (CH2CH2-Br NaOH CH;(CH2), CH2-OH + NaBr CH OH CH2OH A. The reaction rate will increase. OB. There is no effect on the rate of the reaction, C. The...
g) Which structure is Z-2-bromo-3-methyl-2-pentene? CH3 H3C CH2CH3 H C=C CH-CH,CH, CH3 CH3 Вісн. C=C CH3 Br н Br | BÁ CHẠCH, C=C CH, CHỊCH, 10) Which compounds contain stereocenters? D) 1-chloropentane II) 2-chloropentane III) 3-chloropentane IV) 1,2-dichloropentane 11) Aspartame is an artificial, non-saccharide sweetener. It is made from two amino acids phenylalanine (methyl ester) and aspartic acid. Both aminoacids have one stercocenter. Both stereocenters have S-stereoconfiguration. Which of the two structures is aspartame? H2N-C-C-N-C-0-0 CH2 CH2 c=0 HO HO...
5. In the following E- and Z- stereoisomers of 1-bromo-2,3-dimethylpent-2-ene, the "H NMR spectrum of one of the isomers consists of a quartet (2 H) at 0 2.8, a triplet (3 H) at 8 0.9, a singlet at 8 3.5 for the CH2-Br moiety and two singlets at 8 2.1 and 2.3 for the CH3 groups. Assign the values and suggest an experiment to establish which of the isomers gives rise to the spectrum. CH3CH2 CH3 CH3CH2 CH2Br HC CH2B...
1) Which of the following is a secondary alcohol? A) CH3CH2-CH-CH2CH2CH3 CH2CH2CH2OH он - CH₂ CH3 CH2-CH-CH3 он CH2CH3 CH2CH2CH3 CH3CH2-C-CH2CH3 OH 2) The substance that precipitates in a positive Benedict test is: A) Cuo B) Cu2o C) Ag D) none of these 3) Galactose is called a(n): A) ketohexose B) aldopentose C) aldohexose D) ketopentose 4) Identify all the disaccharides from the following list: i) Lactose ii) Glucose iii) Ribose iv) Maltose A) iii B) iii + iv C)i...
please help!
1) Which of the following compounds is chiral? CH3-1-ci CH3-1-ci Br -1-ci CH3 CH3-1-Br CH3-1-ci CH3 3-1-C CH3 CH3 ci--c1 Br--Br CH3 2) What is the relationship between the structures shown below? H-|-Brand Br- -CH3 CH3 o Constitutional isomers Identical compounds O Diastereomers O Enantiomers O Configurational isomers 4) What is the product of the following reaction? MoBr 2. Fich, o V. HOCHẶCHỌCH-O V. II. CH CHCH-(O) OH CH2OH ON CH3CH II. HOCH2CH2– O III oll ON 01...
Please, correct answer. Will give ?
In the following E- and Z- stereoisomers, the 'H NMR spectrum of one of the isomers consists of a quartet (2 H) at 8 2.8, a triplet (3 H) at 8 0.9, a singlet at 8 3.5 for the CH2-Br moiety and two singlets at 8 2.1 and 2.5 for the CH3 groups. Assign the values and suggest an experiment to establish which of the isomers gives rise to the spectrum 5. CHз CH3CH2...
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