Chem 261 Exam I Redo assessment - Chemistry 261 Section 1...

Chemistry 261, Section 1 Name(print)
EXAM I REDO… for your self-assessment… KEY COMING THIS WEEKEND
I. Nomenclature. Give acceptable IUPAC names and molecular formulae for the following structures.
Use E,Z (not cis,trans) for alkenes where appropriate.
(2 pts each; 10 total)
A.
Cl
B.
Show the correct line-angle (or polygon) structure (as in A,B above) for the following
IUPAC names. BE NEAT.
C. 1-chloro-3,3-diethyl-4,4-dimethylcyclohex-1-ene
D. trans -1-tert -butyl-4-(1-methylpropyl)-cyclohexane (do not draw as chair)
E. E -2-chloro-3-isobutyl-oct-2-ene
II. Give the stereochemical relationship between each pair of structures below. Use ONLY the terms:
identical, geometric isomers, enantiomers, diastereomers, or structural isomers.
READ CHOICES AGAIN. (3 pt ea; 15 total)
A.
Cl H
Cl H
H Cl
Cl H
H Cl
H Cl
Cl H
H Cl

B.
OH
H CH
3
H
3
C
H
HO
H
HO
CH
3
CH
3
OH H
C.
CH
HO H
H OH
CH
3
H OH
O
CH
3
HO H
H OH
CH
H OH
O
D.
H
HO
H
COH
O
OH
H
HOC
O
H
Cl
Cl
E.
Cl
Cl
Cl
Cl
III. Give the # of stereoisomers (both optical & geometric) possible for each of following structures:

(3 pts ea; 15 total)
A.
OH OH
B.
CH
CHCH
3
O
C.