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Resolution for Quiz 3 Questions - Organic Chemistry I | CEM 251, Quizzes of Organic Chemistry

Material Type: Quiz; Professor: Vasileiou; Class: Organic Chemistry I; Subject: Chemistry; University: Michigan State University; Term: Fall 2015;

Typology: Quizzes

2014/2015

Uploaded on 11/02/2015

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Name _______________________
PID # _______________________
CEM251 - QUIZ #3
28 points (25 + 3 bonus pts)
2. For each series, circle the most stable species (2 pts each, 4 pts).
1. What is the relationship between the following pairs of molecules? (They are either
Identical, Enantiomers or Diastereomers) (2 pts each, 8 pts).
CHO
HHO
HHO
OHH
OHH
CH2OH
vs
TA _________
Section # ____
CHO
HOH
HOH
HO H
HO H
CH2OH
Cl
HHO
HHO
OHH
Cl
OHH
HHO
HHO
vs
CH3
HBr
OHH
ClH
CH3
CH3
BrH
HHO
HCl
CH3
vs
Diastereomers
Enantiomers
Identical
pf2

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Name _______________________ PID # _______________________

CEM251 - QUIZ

28 points (25 + 3 bonus pts)

  1. For each series, circle the most stable species (2 pts each, 4 pts).
    1. What is the relationship between the following pairs of molecules? (They are either Identica l, Enantiomers or Diastereomers ) (2 pts each, 8 pts). CHO HO H HO H H OH H OH CH 2 OH vs

TA _________

Section # ____ CHO H OH H OH HO H HO H CH 2 OH Cl HO H HO H H OH Cl H OH HO H HO H vs CH 3 Br H H OH H Cl CH 3 CH 3 H Br HO H Cl H CH 3 vs Diastereomers Enantiomers Identical

  1. Label the following transformations as either addition , elimination , substitution or rearrangenment reactions (2 pts each, 8 pts). Br-Br Br Br O heat (^) O H Cl NaNH 2 Br (^) O (^) Na O
  • HCl
  • NaBr
  1. Label the following as either Nucleophiles ( Nuc ) or Electrophiles ( E ) (2 pts each, 10 pts). Br S O H addition elimination substitution rearrangenment Nuc Nuc E

E

E