A. Zero
B. First
C. Second
D. Third
Alkyl Halides
Which alkyl halide out of the following may follow both SN1 and SN2 mechanism ?
A. CH3-X
B. (CH3)3 C-CH2 – X
C. (CH3)2 CH – X
D. (CH3)3 C – X
Grignard reagent is reactive due to___________________?
A. the presence of halogen atom
B. the presence of magnesium atom
C. the polarity of C-Mg bond
D. all
Which alkyl halide has the highest reactivity for a particular alkyl group ?
A. R-F
B. R-C
C. R-Br
D. R-I
SN2 reaction can be best carried out with__________________?
A. primary alkyl halide
B. secondary alkyl halide
C. tertiary alkyl halide
D. all
Alkyl halides are considered to be very reactive compounds towards nucleophile because_________________?
A. they have an electrophilic carbon
B. they have an electrophilic carbon & a good leaving group
C. they have an electrophilic carbon & a bad leaving group
D. they have a nucleophilic carbon & a good leaving group
The rate of E1 reaction depends upon______________________?
A. the concentration of substrate
B. the concentration of nucleophile
C. the concentration of substrate as well as nucleophile
D. base the concentration of substrate as well as nucleophile
In primary alkyl halides the halogen atom is attached to a carbon which is further attached to how many carbon atoms__________________?
A. two
B. three
C. one
D. four
Which C-X bond has the highest bond energy per mole ?
A. C-F
B. C-C
C. C-Br
D. C-I
Alkyl halides undergo a type of reaction_________________?
A. Nucleophilic substitution
B. Nucleophilic addition
C. Elimination
D. both A & C
