1
Organic Chemistry 1 Acs Questions And
Verified Answers|Final Exam 2026
ΔS < 0 - correct-answer -Which best describes the change in entropy for the
following reaction?
ΔS > 0
ΔS = 0
ΔS < 0
ΔS = 1
A - correct-answer -Which best represents the transition state of the following
reaction?
The bonds broken are weaker than the bonds formed. - correct-answer -For a
reaction with ΔH < 0, which of the following must be true?
All bonds are broken homolytically.
All bonds are broken heterolytically.
The bonds broken are stronger than the bonds formed.
, 2
The bonds broken are weaker than the bonds formed.
bimolecular - correct-answer -The rate expression for a reaction was found to be:
Rate=k[Et Br][Na Sh]
This reaction is best described as
zero order
bimolecular
unimolecular
rate-determining
proton transfer, followed by loss of a leaving group - correct-answer -What type of
reaction steps are represented below?
loss of a leaving group, followed by loss of a leaving group
proton transfer, followed by loss of a leaving group
nucleophilic attack, followed by proton transfer
proton transfer, followed by nucleophilic attack
The reaction proceeds via a carbocation intermediate. - correct-answer -For the
following substitution reaction, which statement is FALSE?
The process is bimolecular.
, 3
Increasing the concentration of hydroxide will cause an increase in the rate of
reaction.
The use of a polar aprotic solvent will enhance the rate.
The reaction proceeds via a carbocation intermediate.
D - correct-answer -Which is the major product of this reaction?
C - correct-answer -Of the following, which is the most efficient synthesis of 1-
butene (CH3CH2CH═CH2)?
Increased steric hindrance - correct-answer -Which of the following is NOT
favorable for an SN2 reaction?
A leaving group on a primary carbon atom
A polar aprotic solvent
A strong nucleophile
Increased steric hindrance
SN1 - correct-answer -Which mechanism involves a carbocation electrophile
reacting with a weak nucleophile?
SN1
Organic Chemistry 1 Acs Questions And
Verified Answers|Final Exam 2026
ΔS < 0 - correct-answer -Which best describes the change in entropy for the
following reaction?
ΔS > 0
ΔS = 0
ΔS < 0
ΔS = 1
A - correct-answer -Which best represents the transition state of the following
reaction?
The bonds broken are weaker than the bonds formed. - correct-answer -For a
reaction with ΔH < 0, which of the following must be true?
All bonds are broken homolytically.
All bonds are broken heterolytically.
The bonds broken are stronger than the bonds formed.
, 2
The bonds broken are weaker than the bonds formed.
bimolecular - correct-answer -The rate expression for a reaction was found to be:
Rate=k[Et Br][Na Sh]
This reaction is best described as
zero order
bimolecular
unimolecular
rate-determining
proton transfer, followed by loss of a leaving group - correct-answer -What type of
reaction steps are represented below?
loss of a leaving group, followed by loss of a leaving group
proton transfer, followed by loss of a leaving group
nucleophilic attack, followed by proton transfer
proton transfer, followed by nucleophilic attack
The reaction proceeds via a carbocation intermediate. - correct-answer -For the
following substitution reaction, which statement is FALSE?
The process is bimolecular.
, 3
Increasing the concentration of hydroxide will cause an increase in the rate of
reaction.
The use of a polar aprotic solvent will enhance the rate.
The reaction proceeds via a carbocation intermediate.
D - correct-answer -Which is the major product of this reaction?
C - correct-answer -Of the following, which is the most efficient synthesis of 1-
butene (CH3CH2CH═CH2)?
Increased steric hindrance - correct-answer -Which of the following is NOT
favorable for an SN2 reaction?
A leaving group on a primary carbon atom
A polar aprotic solvent
A strong nucleophile
Increased steric hindrance
SN1 - correct-answer -Which mechanism involves a carbocation electrophile
reacting with a weak nucleophile?
SN1
