MCQOPTIONS
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MCQOPTIONS
This section includes 17 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. |
Which of the following compounds make Sulfonation difficult? |
| A. | Halogen compounds |
| B. | Nitro compounds |
| C. | Carbonyl compounds |
| D. | All of the mentioned |
| Answer» E. | |
| 2. |
Formation of the sulfuric acid by chemical means has also been considered as a method for completing the chlorosulfonation reaction. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
Why do we add BF3 in Sulfonation reactions? |
| A. | Completes the reaction |
| B. | Forward the reaction |
| C. | Removes water |
| D. | All of the mentioned |
| Answer» E. | |
| 4. |
What is meant by ‘Baking process’? |
| A. | Forward reaction |
| B. | Continous heat |
| C. | Evaporation of water |
| D. | All of the mentioned |
| Answer» D. All of the mentioned | |
| 5. |
Complete the following reaction: RH + H2SO4 ——-> _______ + H2O. |
| A. | RSOH |
| B. | RSO2H |
| C. | RSO3H |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 6. |
Sulphuric acid and oleum are also called ______ of SO3. |
| A. | Hydrates |
| B. | Alcohol |
| C. | Amines |
| D. | Oxides |
| Answer» B. Alcohol | |
| 7. |
In SO3 reaction, which is/are the important variable that determines the rate and course of the reaction? |
| A. | Solvent |
| B. | Catalyst |
| C. | Chemical structure |
| D. | All of the mentioned |
| Answer» E. | |
| 8. |
WHICH_OF_THE_FOLLOWING_COMPOUNDS_MAKE_SULFONATION_DIFFICULT??$ |
| A. | Halogen compounds |
| B. | Nitro compounds |
| C. | Carbonyl compounds |
| D. | All of the mentioned |
| Answer» E. | |
| 9. |
Formation of the sulfuric acid by chemical means has also been considered as a method for completing the chlorosulfonation reaction? |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
What is the formula of thionyl chloride? |
| A. | SO<sub>2</sub>Cl |
| B. | SOCl<sub>2</sub> |
| C. | SCl<sub>3</sub> |
| D. | None of the mentioned |
| Answer» C. SCl<sub>3</sub> | |
| 11. |
Why do we add BF3 in Sulfonation reactions? |
| A. | Completes the reaction |
| B. | Forward the reaction |
| C. | Removes water |
| D. | All of the mentioned |
| Answer» E. | |
| 12. |
What is meant by ‘Baking process’?$ |
| A. | Forward reaction |
| B. | Continous heat |
| C. | Evaporation of water |
| D. | All of the mentioned |
| Answer» D. All of the mentioned | |
| 13. |
Excess acid can be used to achieve maximum completion of reaction. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 14. |
Complete the following reaction: RH + H2SO4 ——-> _______ + H2O.$ |
| A. | RSOH |
| B. | RSO<sub>2</sub>H |
| C. | RSO<sub>3</sub>H |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 15. |
What happens to the rate of Sulfonation, if concentration of water decreases? |
| A. | Increases |
| B. | Decreases |
| C. | Both of these |
| D. | Does not depend on it |
| Answer» B. Decreases | |
| 16. |
Sulphuric acid and oleum are also called ______ of SO3. |
| A. | Hydrates |
| B. | Alcohol |
| C. | Amines |
| D. | Oxides |
| Answer» B. Alcohol | |
| 17. |
In SO3 reaction, which is/are the important variable that determines the rate and course of the reaction? |
| A. | Solvent |
| B. | Catalyst |
| C. | Chemical structure |
| D. | All of the mentioned |
| Answer» E. | |