MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Separation Processes knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
For the reaction A< – -> R where A is more volatile, why does it require close examination? |
| A. | Reaction is very exothermic |
| B. | Reverse reaction may occur when equilibrium is reached |
| C. | Reaction cannot occur if a certain barrier of temperature is crossed |
| D. | Reaction may not occur if the reactants get mixed |
| Answer» C. Reaction cannot occur if a certain barrier of temperature is crossed | |
| 2. |
Which of the following is not a commercial application of reactive distillation? |
| A. | Esterification of acetic acid with ethanol |
| B. | Reaction of formaldehyde and methanol |
| C. | Reaction of isobutene and methanol |
| D. | Oxidation of ethyl alcohol |
| Answer» E. | |
| 3. |
WHICH_OF_THE_FOLLOWING_IS_NOT_A_COMMERCIAL_APPLICATION_OF_REACTIVE_DISTILLATION??$ |
| A. | Esterification of acetic acid with ethanol |
| B. | Reaction of formaldehyde and methanol |
| C. | Reaction of isobutene and methanol |
| D. | Oxidation of ethyl alcohol |
| Answer» E. | |
| 4. |
For the reaction A< – -> R where A is more volatile, why does it require close examination?$# |
| A. | Reaction is very exothermic |
| B. | Reverse reaction may occur when equilibrium is reached |
| C. | Reaction cannot occur if a certain barrier of temperature is crossed |
| D. | Reaction may not occur if the reactants get mixed |
| Answer» C. Reaction cannot occur if a certain barrier of temperature is crossed | |
| 5. |
Which of the following is an application of reactive distillation? |
| A. | Avoiding undesirable reactions |
| B. | Avoiding temperature rise |
| C. | Separation of gases |
| D. | Separation of solids |
| Answer» B. Avoiding temperature rise | |
| 6. |
Why a large reactant excess not required for high conversion? |
| A. | Because conversion is very high already |
| B. | Conversion is driven by temperature |
| C. | Conversion is driven by pressure |
| D. | If one or more products can be distilled out, there is a high conversion |
| Answer» E. | |
| 7. |
What is the relation between reaction rate and distillation rate for reactive distillation? |
| A. | Reaction rate is more |
| B. | Distillation rate is more |
| C. | It depends on the components |
| D. | Both are equal |
| Answer» E. | |
| 8. |
Reactive distillation is carried out when the reaction occurs in: |
| A. | Solid phase |
| B. | Gaseous phase |
| C. | Solid or gaseous phase |
| D. | Liquid phase |
| Answer» E. | |
| 9. |
What reactive absorents are added for sweetening of natural gas? |
| A. | Triethanol amines |
| B. | Ethyl alchol |
| C. | Monoethanol amine |
| D. | Ethanol |
| Answer» D. Ethanol | |
| 10. |
What is meant by sweetening of natural gas? |
| A. | Removal of H2S |
| B. | Removal of H2O and CO2 |
| C. | Removal of H2S and CO2 |
| D. | Removal of H2O and CO |
| Answer» D. Removal of H2O and CO | |
| 11. |
What are similar to reactive entrainers? |
| A. | Reactive absorbents |
| B. | Reactive adsorbents |
| C. | Reactive sublimers |
| D. | Reactive evaporators |
| Answer» B. Reactive adsorbents | |
| 12. |
What does reactive distillation denote? |
| A. | Distillation after reaction |
| B. | Reaction after distillation |
| C. | Reaction along with distillation |
| D. | Automatic distillation by reaction |
| Answer» D. Automatic distillation by reaction | |