| 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 |
Which one of the following products will be formed in Wurtz reaction when sodium metal reacts with ethyl chloride in anhydrous ether. |
- A. Methane
- B. Ethane
- C. Propane
- D. Butane
|
| 3 |
Which one of the following alcohols will be formed when ethyl magnesium bromide reacts with acetone. |
- A. Primary alcohol
- B. Secondary alcohol
- C. Tertiary alcohol
- D. Dehydrin alcohol
|
| 4 |
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
|
| 5 |
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
|
| 6 |
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
|
| 7 |
SN2 reactions can be best carried out with |
- A. Primary alkyl halides
- B. Secondary alkyl halides
- C. Tertiary alkyl halides
- D. All the three
|
| 8 |
The reactivity order of alkyl halides for a particular alkyl group is. |
- A. Fluoride > Chloride > Bromide > Iodide
- B. Chloride > Bromide >Chloride > Fluoride
- C. Iodide > Bromide > Chloride > Fluoride
- D. Bromide > Iodide > Chloride > Fluoride
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| 9 |
Which alkyl halide does not form Grignard's reagent. |
- A. CH3-Br
- B. CH3-Cl
- C. CH3- F
- D. CH3-I
|
| 10 |
Secondary alkyl halides are those in which halogen atom is attached with a carbon atom which is further attached to. |
- A. One beta carbon
- B. Two beta carbon
- C. Three beta carbon
- D. Four beta carbon
|