| 1 |
The reacts with halogen acids to form alkyl halide the process is known as. |
- A. Halogenation
- B. Hydrohalogenation
- C. Hydrogenation
- D. Dehydrohalogenation
|
| 2 |
SN2 reactions can be best carried out with |
- A. Primary alkyl halides
- B. Secondary alkyl halides
- C. Tertiary alkyl halides
- D. All the three
|
| 3 |
Which one of the following reactants will be required to form ethyl alcohol form ethyl bromide. |
- A. Alcoholic KOH
- B. Aqueous KOH
- C. Alkaline KMnO4
- D. Sodium metal in ether
|
| 4 |
Which one of the following species is a nucleophile |
- A. CH3
- B. (CH3)2 C
- C. BF3
- D. OH-
|
| 5 |
Which one of the following species is not an electrophile. |
- A. HN3
- B. Br
- C. H+
- D. BF3
|
| 6 |
Which alkyl halide does not form Grignard's reagent. |
- A. CH3-Br
- B. CH3-Cl
- C. CH3- F
- D. CH3-I
|
| 7 |
An alkyl halide may be converted to alcohol by |
- A. Addition
- B. Substitution
- C. Dehydrohalogenation
- D. Elimination
|
| 8 |
Alkyl halides are considered to be very reactive compounds towards nucleophile because |
- A. They have an electrophilic carbon
- B. They have an electrophilic carbon and a good leaving group
- C. They have an electrophilic carbon and a bed leaving group
- D. They have a nucleophilic carbon and a good leaving group
|
| 9 |
Which one of the following is not a nucleophile. |
- A. H2O
- B. H2S
- C. BF3
- D. NH3
|
| 10 |
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
|