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Alkyl Halides - 2
1.
The carbon atom of an alkyl group attached with the halogen atom bearing positive charge is called on _____________ centre.
a) Electropositive
b) Bond polarity
c) Electrophilic
d) Concentration of R-X
2.
SN reaction will proceed in forward direction if incoming nucleophile is __________ than the leaving group.
a) Sodium lead alloy
b) Strength
c) SN1
d) Stronger
3.
The alkyl halide molecule on which a nucleophile attacks is called a ________ molecule.
a) Substrate
b) Strength
c) Sodium lead alloy
d) Stronger
4.
SN reactions in alkyl halides involve _________ main steps.
a) Four
b) Three
c) Five
d) Two
5.
In SN2 reaction the nucleophile attacks from the side which is ____________ to the leaving group.
a) Opposite
b) Electrophilic
c) Sodium lead alloy
d) Inverted
6.
In SN2 substrate carbon atom changes its state of hybridization from _________ to ___________.
a) E18E2
b) SP3 to SP2
c) -OH
d) SN1
7.
During SN2 reaction the configuration of the alkyl halide molecule gets _____________.
a) Opposite
b) Planar
c) Electropositive
d) Inverted
8.
In SN1mechanism carboncation is a __________ specie.
a) Inverted
b) Opposite
c) Planar
d) Bond energy
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