36
MCQ (Multiple Correct Answer)
Which of the following statements are correct about the reaction intermediate?
A
Intermediate (iii) is unstable because in this carbon is attached to 5 atoms
B
Intermediate (iii) is unstable because carbon atom is $s p^2$ hybridised
C
Intermediate (iii) is stable because carbon atom is $s p^2$ hybridised
D
Intermediate (iii) is less stable than the reactant (ii)
37
MCQ (Multiple Correct Answer)
Which of the following statements are correct about the mechanism of this reaction?
A
A carbocation will be formed as an intermediate in the reaction
B
$\mathrm{OH}^{-}$will attach the substrate (ii) from one side and $\mathrm{Cl}^{-}$will leave it simultaneously from other side
C
An unstable intermediate will be formed in which $\mathrm{OH}^{-}$and $\mathrm{Cl}^{-}$will be attached by weak bonds
D
Reaction proceeds through $\mathrm{S}_{\mathrm{N}} 1$ mechanism
38
MCQ (Multiple Correct Answer)
Which of the following statements are correct about the kinetics of this reaction?
A
The rate of reaction depends on the concentration of only (ii)
B
The rate of reaction depends on concentration of both (i) and (ii)
C
Molecularity of reaction is one
D
Molecularity of reaction is two
39
MCQ (Multiple Correct Answer)
Haloalkanes contain halogen atom(s) attached to the $\mathrm{sp}^3$ hybridised carbon atom of an alkyl group. Identify haloalkane from the following compounds.
A
2-bromopentane
B
Vinyl chloride (chloroethene)
C
2-chloroacetophenone
D
Trichloromethane
40
MCQ (Multiple Correct Answer)
Ethylene chloride and ethylidene chloride are isomers. Identify the correct statements.
A
Both the compounds form same product on treatment with alcoholic KOH
B
Both the compounds form same product on treatment with aq. NaOH
C
Both the compounds form same product on reduction
D
Both the compounds are optically active