MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Unit Processes knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What type of reaction is Esterification of Amides? |
| A. | Irreversible |
| B. | Reversible |
| C. | Reaction doesn’t take place |
| D. | None of the mentioned |
| Answer» C. Reaction doesn’t take place | |
| 2. |
What do we get on mixing NH3 with ester? |
| A. | Amide |
| B. | Alcohol |
| C. | Acid amide |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 3. |
What is the disadvantage of Acid chloride? |
| A. | Evolution of HCl |
| B. | Corrosive |
| C. | Evolution of HCl and Corrosive |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 4. |
How is reactions of an alcohol with acetic anhydride are accelerated? |
| A. | Sulfuric acid |
| B. | Zinc chloride |
| C. | Phosphorus pentoxide |
| D. | All of the mentioned |
| Answer» E. | |
| 5. |
What is the counterpart of alcoholysis called? |
| A. | Acidolysis |
| B. | Aldehyde |
| C. | Both acidolysis and aldehyde |
| D. | None of the mentioned |
| Answer» B. Aldehyde | |
| 6. |
Titanium esters are excellent esterexchange catalysts. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
Which of the following acts as a catalyst in alcoholysis reaction? |
| A. | Ammonia |
| B. | Pyridine |
| C. | Sodium hydroxide |
| D. | All of the mentioned |
| Answer» E. | |
| 8. |
How to increase the rate in alcoholysis? |
| A. | Increase basicity |
| B. | Attack on positive carbonyl carbon |
| C. | Catalyst |
| D. | All of the mentioned |
| Answer» E. | |
| 9. |
Which is the commonly used catalysts for alcoholysis? |
| A. | Aluminium oxide |
| B. | Sodium alkoxides |
| C. | Iron oxide |
| D. | All of the mentioned |
| Answer» C. Iron oxide | |
| 10. |
A mixture of amyl nitrite and ethyl alcohol produces what? |
| A. | Nitrile |
| B. | Nitrosamine |
| C. | Nitro ethyl alcohol |
| D. | Ethyl nitrite |
| Answer» E. | |
| 11. |
Complete the following reaction: CH3COOC2H5 + HOCH3 ——> _______ + HOC2H5. |
| A. | CH3COCH3 |
| B. | CH3COCH2CH3 |
| C. | CH3COOCH3 |
| D. | CH3COOCH2 |
| Answer» D. CH3COOCH2 | |
| 12. |
What is the other name of ester-interchange reaction? |
| A. | Ketonolysis |
| B. | Alcoholysis |
| C. | Aldehyde |
| D. | None of the mentioned |
| Answer» C. Aldehyde | |