MCQOPTIONS
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MCQOPTIONS
This section includes 13 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. |
Formic acid, which has an extremely high initial rate. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
In acids, low rate of esterification and a low limit of reaction go together. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
What is meant by equilibrium constant ‘k’ of the reaction? |
| A. | (ester*water)/ (Acid*alcohol) |
| B. | (Ester*alcohol)/ (Acid*water) |
| C. | (Acid*water)/ (ester*alcohol) |
| D. | None of the mentioned |
| Answer» B. (Ester*alcohol)/ (Acid*water) | |
| 4. |
FORMIC_ACID,_WHICH_HAS_AN_EXTREMELY_HIGH_INITIAL_RATE.?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
In acids, low rate of esterification and a low limit of reaction go together? |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
Which one of the following has the slowest esterification rate? |
| A. | Primary |
| B. | Secondary |
| C. | Tertiary |
| D. | All the mentioned |
| Answer» D. All the mentioned | |
| 7. |
Esters can decompose to from what? |
| A. | Base |
| B. | Unsaturated hydrocarbon |
| C. | Saturated hydrocarbon |
| D. | All of the mentioned ab |
| Answer» C. Saturated hydrocarbon | |
| 8. |
What type of effect does the phenyl group in benzyl alcohol has? |
| A. | Positive effect |
| B. | Ionic effect |
| C. | Retarding influence |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 9. |
Which of the following has the highest initial rate? |
| A. | Ethyl |
| B. | Methyl |
| C. | Propyl |
| D. | All of the mentioned |
| Answer» E. | |
| 10. |
What is meant by equilibrium constant ‘k’ of the reaction?$ |
| A. | (ester*water)/ (Acid*alcohol) |
| B. | (Ester*alcohol)/ (Acid*water) |
| C. | (Acid*water)/ (ester*alcohol) |
| D. | None of the mentioned |
| Answer» B. (Ester*alcohol)/ (Acid*water) | |
| 11. |
Oxygen is more electropositive than carbon. |
| A. | True |
| B. | False |
| Answer» C. | |
| 12. |
Why is there a selectivity in bond breaking process? |
| A. | Reactants |
| B. | Catalyst |
| C. | Electronic structure |
| D. | All of the mentioned |
| Answer» D. All of the mentioned | |
| 13. |
What are the constituents of ester? |
| A. | Hydrogen |
| B. | Ionized hydrogen |
| C. | Only aromatic |
| D. | All the mentioned |
| Answer» E. | |