| 1 |
Which compound is formed, when CH<sub>3</sub>OH reach with CH<sub>3</sub>- Mg -Br |
- A. Ethane
- B. Methane
- C. Ethanol
- D. Acetone
|
| 2 |
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
|
| 3 |
Which one of the following species is a nucleophile |
- A. CH3
- B. (CH3)2 C
- C. BF3
- D. OH-
|
| 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
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| 6 |
For which mechanisms, the first step involved is the same. |
- A. E2 and E2
- B. E2 and SN2
- C. SN1 and E2
- D. E1 and SN1
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| 7 |
Which one of the following species is not an electrophile. |
- A. HN3
- B. Br
- C. H+
- D. BF3
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| 8 |
Which one of the following alkanes will be formed by the hydrolysis of ethyl magnesium bromide |
- A. Methane
- B. Ethane
- C. Butane
- D. do not hydrolysed
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| 9 |
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
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| 10 |
Nucleophilic substitution reactions, which are completed in two steps are called as. |
- A. SN1
- B. SN2
- C. E1
- D. E2
|