| 1 |
The reactivity of Grignard's regent is due to |
- A. Polarity of Mg-x bond
- B. Polarity of C-Mg bond
- C. Electro negativity of halogen atom
- D. Presence of Mg-atom
|
| 2 |
In which process, alkyl halide is not produced. |
- A. Reaction of alcohol with halogen acid
- B. Reaction of Grignard reagent with water
- C. Reaction of alcohol with phosphorous pentachloride
- D. Action of alkene on halogen acid
|
| 3 |
For ----------------- Mechanism, the first step involved is the same |
- A. E1 and E2
- B. E2 and S<sub>N</sub>2
- C. S<sub>N</sub>1 and S<sub>N</sub>2
- D. E1 and S<sub>N</sub>1
|
| 4 |
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
|
| 5 |
When CO<sub>2</sub>is made to react with ethyl magnesium iodide, followed by acid hydrolysis, the product formed is |
- A. propane
- B. propanoic acid
- C. propanal
- D. propanol
|
| 6 |
SN2 reactions can be best carried out with |
- A. Primary alkyl halides
- B. Secondary alkyl halides
- C. Tertiary alkyl halides
- D. All the three
|
| 7 |
Acetic acid can be obtained from CH3MgI by treatment with. |
- A. H2O
- B. CINH2
- C. CO2
- D. HCHO
|
| 8 |
SN<sub>2</sub>reactions can be best carried out with |
- A. primary alkyl halides
- B. secondary alkyl halides
- C. tertiary alkyl halides
- D. All the three
|
| 9 |
Which one of the following species is not an electrophile. |
- A. HN3
- B. Br
- C. H+
- D. BF3
|
| 10 |
Elimination biomolecular reactions involve. |
- A. First order kinetics
- B. Second order kinetics
- C. third order kinetics
- D. Zero order kinetics
|