MCQOPTIONS
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MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Organic Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which among the following product is formed when ethyne undergoes hydrogenation? |
| A. | Formaldehyde |
| B. | Formic acid |
| C. | Acetaldehyde |
| D. | Acetic acid |
| Answer» D. Acetic acid | |
| 2. |
Which among the following alkynes is used as a rocket fuel? |
| A. | Ethyne |
| B. | Propyne |
| C. | But-1-yne |
| D. | Pent-1-yne |
| Answer» C. But-1-yne | |
| 3. |
Alkynes cannot be prepared from ___________ |
| A. | Ketones |
| B. | Alcohols |
| C. | Aldehydes |
| D. | Other alkynes |
| Answer» C. Aldehydes | |
| 4. |
Majority of the alkynes are not prepared from/by ___________ |
| A. | Condensation |
| B. | Acetylene |
| C. | Dehydrohalogenation |
| D. | Hydrogenation |
| Answer» E. | |
| 5. |
The major alkyne, acetylene compound is produced by which among the following application on natural gas? |
| A. | Hydrogenation |
| B. | Partial oxidation |
| C. | Cracking |
| D. | Hydrohalogenation |
| Answer» C. Cracking | |
| 6. |
Select the incorrect statement regarding terminal alkynes. |
| A. | Methylacetylene is an example of terminal alkynes |
| B. | Terminal alkynes are more acidic when compared with alkenes |
| C. | Terminal alkynes are not as acidic as alkanes |
| D. | These have a replaceable acidic hydrogen atom |
| Answer» D. These have a replaceable acidic hydrogen atom | |
| 7. |
Alkynes are more reactive than alkenes. |
| A. | False |
| B. | True |
| Answer» B. True | |