Klein,gOrganicgChemistryg3egChapt
erg2
1. Whatgisgthegmoleculargformulagforgthegfollowinggcompound?
A. C2H6O
B. C4H6O
C. C4H10O
D. C2H4O
E. Nonegofgthese
Answer:g C
LearninggObjective:g 2.1gConvertgmoleculargrepresentationsgfromgonegdrawinggstylegtoga
nother,gincludinggLewisgstructures,gpartiallygcondensedgstructures,gcondensedgstructure
s,gandgmoleculargformulas
Difficulty:g Easy
2. WhichgofgthegfollowinggcompoundsghavegagmoleculargformulagofgC2H6O?
A. I
B. II
C. III
D. IV
E. BothgIgandgIII
Answer:g E
LearninggObjective:g 2.1gConvertgmoleculargrepresentationsgfromgonegdrawinggstylegtoga
nother,gincludinggLewisgstructures,gpartiallygcondensedgstructures,gcondensedgstructure
s,gandgmoleculargformulas
Difficulty:g Easy
3. Whichg ofg theg followingg isg theg correctg condensedg structureg forg theg followin
ggcompound?
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A. CH3CHCH3CH2OH
B. CH3CH2CH2OH
C. (CH3)2CHCH2OH
D. CH3CH2CH2OCH3
E. CH3CH3CHCH2OH
Answer:g C
LearninggObjective:g 2.1gConvertgmoleculargrepresentationsgfromgonegdrawinggstylegtoga
nother,gincludinggLewisgstructures,gpartiallygcondensedgstructures,gcondensedgstructure
s,gandgmoleculargformulas
Difficulty:g Easy
4. Whichg ofg theg followingg isg theg correctg condensedg structureg forg theg followin
ggcompound?
A. CH3CHOHCH2CHClCH3
B. CH3CHOH(CH2)2CHClCH3
C. (CH3)2CHOHCH2CH2Cl
D. HOCH3CHCH2CH2CH3CHCl
E. CH3C2H4CH3OHCl
Answer:g B
LearninggObjective:g 2.1gConvertgmoleculargrepresentationsgfromgonegdrawinggstylegtoga
nother,gincludinggLewisgstructures,gpartiallygcondensedgstructures,gcondensedgstructure
s,gandgmoleculargformulas
Difficulty:g Easy
5. Whichg ofg theg followingg isg theg correctg condensedg structureg forg theg followin
ggcompound?
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A. CH2=CH(CH2)3C(CH3)3
B. CH(CH2)4C(CH3)3
C. (CH3)2CH(CH2)g4CH3
D. CH2CH(CH2)3C(CH3)3
E. (CH)3(CH2)3C(CH3)3
Answer:g A
LearninggObjective:g 2.1gConvertgmoleculargrepresentationsgfromgonegdrawinggstylegtoga
nother,gincludinggLewisgstructures,gpartiallygcondensedgstructures,gcondensedgstructure
s,gandgmoleculargformulas
Difficulty:g Medium
6. Whichg ofg theg followingg isg theg correctg condensedg structureg forg theg followin
ggcompound?
A. CH3C2(CH2)3C(CH3)3
B. CH3CC(CH2)3C(CH3)2CH3
C. (CH3)3C2(CH2)3CH3
D. CH3C≡C(CH2)3C(CH3)3
E. CH3CC(CH2)3C(CH3)3
Answer:g D
LearninggObjective:g 2.1gConvertgmoleculargrepresentationsgfromgonegdrawinggstylegtoga
nother,gincludinggLewisgstructures,gpartiallygcondensedgstructures,gcondensedgstructure
s,gandgmoleculargformulas
Difficulty:g Medium
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7. Whichg ofg theg followingg isg theg correctg condensedg structureg forg theg followin
ggcompound?
A. CH3C(CH3)2(CH2)2(CH)BrC(CH3)2
B. CH3CH3CH3C(CH2)2C(CH3)2CHBr
C. (CH3)3C(CH2)3BrCHCH3CH3
D. CH3CH3CH3C(CH2)2CHBrCHCH3CH3
E. (CH3)3C(CH2)2CHBrCH(CH3)2
Answer:g E
LearninggObjective:g 2.1gConvertgmoleculargrepresentationsgfromgonegdrawinggstylegtoga
nother,gincludinggLewisgstructures,gpartiallygcondensedgstructures,gcondensedgstructure
s,gandgmoleculargformulas
Difficulty:g Medium
8. Providegthegcorrectgcondensedgstructuregforgthegfollowinggcompound.
Answer:g (CH3)3C(CH2)2OCH(CH2CH3)2
LearninggObjective:g 2.1gConvertgmoleculargrepresentationsgfromgonegdrawinggstylegtoga
nother,gincludinggLewisgstructures,gpartiallygcondensedgstructures,gcondensedgstructure
s,gandgmoleculargformulas
Difficulty:g Hard
9. Providegthegcorrectgcondensedgstructuregforgthegfollowinggcompound.
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