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WorksheetsNucleophilic Substitution Reactions
Total questions: 10
Worksheet time: 12mins
Name
Class
Date
1.
Which of the following statement is FALSE about nucleophile?
a)
It is a lone pair donor
b)
It is a Bronsted Lowry base
c)
Attracted to electron deficient carbon
d)
It must be a negatively charged ions
2.
The type of reaction shown is called
a)
Addition reaction
b)
Nucleophilic reaction
c)
Electrophilic reaction
d)
Substitution reaction
3.
SN2 reaction is favoured by
a)
1° halogenoalkane
b)
2° halogenoalkane
c)
3° halogenoalkane
d)
1° and 2° halogenoalkane
4.
Reaction below shows SN2 reaction. Which statement is FALSE?
a)
Bimolecular collision
b)
OH- is a nucleophile
c)
Two step mechanism
d)
Molecularity is 2
5.
SN2 reaction is favoured by 1 ° halogenoalkane due to
a)
nucleophile attack
b)
carbocation formation
c)
less bulky group and less steric hindrance
d)
bimolecular collision
6.
The reaction mechanism shown below is
a)
SN1
b)
SN2
c)
SN1 and SN2
d)
None of the above
7.
SN1 reaction is favoured by
a)
1° halogenoalkane
b)
2° halogenoalkane
c)
3° halogenoalkane
d)
1° and 2° halogenoalkane
8.
SN1 reaction is favoured by 3 ° halogenoalkane due to
a)
nucleophile attack
b)
less bulky group and less steric hindrance
c)
more stable carbocation formation
d)
bimolecular collision
9.
The reaction mechanism shown below is
a)
SN1
b)
SN2
c)
SN1 and SN2
d)
None of the above
10.
Which of the following is FALSE for SN1 reaction?
a)
Favored by 3° halogenoalkane
b)
1 step mechanism
c)
Favored by protic solvent
d)
Rate is faster than SN2
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