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 is not used as a Sulfonating agent? |
| A. | 2-hydroxy-3-chloropropanesulfonate-1 |
| B. | CICH2CHOHCH2SO3Na |
| C. | N-methyltaurine |
| D. | None of the mentioned |
| Answer» C. N-methyltaurine | |
| 2. |
Which of the following is an important industrial wetting agents? |
| A. | Sulfochlorination |
| B. | Sulfoethylation |
| C. | Sulfomethylation |
| D. | None of the mentioned |
| Answer» C. Sulfomethylation | |
| 3. |
Complete the following reaction: CH2=CH-C6H5 + SO3( dioxane) ——–> ________ |
| A. | HOSCH=CHC6H5 |
| B. | HOSOCH=CHC6H5 |
| C. | OH2SCH=CHC6H5 |
| D. | HO3SCH=CHC6H5 |
| E. | ——–> ________a) HOSCH=CHC6H5b) HOSOCH=CHC6H5c) OH2SCH=CHC6H5d) HO3SCH=CHC6H5 |
| Answer» B. HOSOCH=CHC6H5 | |
| 4. |
Oxidation of SO2 gives us what? |
| A. | H2SO4 |
| B. | H2S4O7 |
| C. | SO3 |
| D. | HSO3 |
| Answer» B. H2S4O7 | |
| 5. |
Which compound undergoes oxidation when SO2 is used? |
| A. | Organic compounds |
| B. | Inorganic compounds |
| C. | Both organic and inorganic compound |
| D. | None of the mentioned |
| Answer» C. Both organic and inorganic compound | |
| 6. |
In Sulfoxidation with SO2 and O2, what is also added? |
| A. | Acetic anhydride |
| B. | Acetic acid |
| C. | Phenol |
| D. | None of the mentioned |
| Answer» B. Acetic acid | |
| 7. |
WHICH_OF_THE_FOLLOWING_IS_AN_IMPORTANT_INDUSTRIAL_WETTING_AGENTS??$ |
| A. | Sulfochlorination |
| B. | Sulfoethylation |
| C. | Sulfomethylation |
| D. | None of the mentioned |
| Answer» C. Sulfomethylation | |
| 8. |
Which of the following is not used as a Sulfonating agent?$ |
| A. | 2-hydroxy-3-chloropropanesulfonate-1 |
| B. | CICH<sub>2</sub>CHOHCH<sub>2</sub>SO<sub>3</sub>Na |
| C. | N-methyltaurine |
| D. | None of the mentioned |
| Answer» E. | |
| 9. |
Sodium hydroxymethanesulfonates is used as which sulfonating agent? |
| A. | Sulfoalkylation |
| B. | Sulfomethylation |
| C. | Sulfochlorination |
| D. | None of the mentioned |
| Answer» C. Sulfochlorination | |
| 10. |
Complete the following reaction: CH2=CH-C6H5 + SO3( dioxane) ——–> ________$ |
| A. | HOSCH=CHC<sub>6</sub>H<sub>5</sub> |
| B. | HOSOCH=CHC<sub>6</sub>H<sub>5</sub> |
| C. | OH<sub>2</sub>SCH=CHC<sub>6</sub>H<sub>5</sub> |
| D. | HO<sub>3</sub>SCH=CHC<sub>6</sub>H<sub>5</sub> |
| Answer» E. | |
| 11. |
There are two major steps involved in sulfonating with a compound of SO3. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
Oxidation of SO2 gives us what? |
| A. | H<sub>2</sub>SO<sub>4</sub> |
| B. | H<sub>2</sub>S<sub>4</sub>O<sub>7</sub> |
| C. | SO<sub>3</sub> |
| D. | HSO<sub>3</sub> |
| Answer» D. HSO<sub>3</sub> | |
| 13. |
Which compound undergoes oxidation when SO2 is used? |
| A. | Organic compounds |
| B. | Inorganic compounds |
| C. | Both organic and inorganic compound |
| D. | None of the mentioned |
| Answer» B. Inorganic compounds | |
| 14. |
What is manufactured from Lignin Sulfonates? |
| A. | Detergents |
| B. | Paper pulp |
| C. | Soaps |
| D. | All of the mentioned |
| Answer» C. Soaps | |
| 15. |
Bisulfides cannot react with unsaturated compounds like alkenes. |
| A. | True |
| B. | False |
| Answer» C. | |
| 16. |
Aldehyde reacts with bisulfide to produce what? |
| A. | 1-hydroxyalkylsulfonates |
| B. | 2-hydroxyalkylsulfonates |
| C. | 3-hydroxyalkylsulfonates |
| D. | All of the mentioned |
| Answer» B. 2-hydroxyalkylsulfonates | |
| 17. |
In Sulfoxidation with SO2 and O2, what is also added? |
| A. | Acetic anhydride |
| B. | Acetic acid |
| C. | Phenol |
| D. | None of the mentioned |
| Answer» B. Acetic acid | |