MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is true about sulphuric acid? |
| A. | It is a soapy liquid |
| B. | It is a monobasic acid |
| C. | It is a dibasic acid |
| D. | It is a tribasic acid |
| Answer» D. It is a tribasic acid | |
| 2. |
What happens in the purifying chamber in contact process? |
| A. | The compounds are washed with nitrogen |
| B. | Dust particles are removed |
| C. | A spray of HCl is used for drying gasses |
| D. | The compounds are heated |
| Answer» C. A spray of HCl is used for drying gasses | |
| 3. |
What are the favorable conditions for maximum yield of Sulphur trioxide? |
| A. | High pressure, low temperature, excess of oxygen |
| B. | High pressure, low temperature, less oxygen |
| C. | Low pressure, low temperature, excess of oxygen |
| D. | High pressure, high temperature, excess of oxygen |
| Answer» B. High pressure, low temperature, less oxygen | |
| 4. |
What is the hybridization of Sulphur in sulphuric acid? |
| A. | sp |
| B. | sp2 |
| C. | sp3 |
| D. | It is not hybridized |
| Answer» D. It is not hybridized | |
| 5. |
Which process is used for large scale manufacturing of sulphuric acid? |
| A. | Haber’s process |
| B. | Ostwald’s process |
| C. | Smith’s process |
| D. | Contact process |
| Answer» E. | |
| 6. |
Which of the following is not a property of sulphuric acid? |
| A. | It acts as a strong dehydrating agent |
| B. | It is a Lewis acid |
| C. | It cannot char carbohydrates |
| D. | It is dense and oily |
| Answer» D. It is dense and oily | |
| 7. |
Sulphuric acid is called the ‘King of Acids’. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
What is the catalyst used in contact process in the conversion of Sulphur dioxide to Sulphur trioxide? |
| A. | Finely divided iron |
| B. | Molybdenum |
| C. | Vanadium pentoxide |
| D. | Platinum |
| Answer» D. Platinum | |
| 9. |
In contact process, arsenic impurity has to be removed before proceeding. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 10. |
What is the first step involved in forming sulphuric acid through contact process? |
| A. | Conversion of SO2 to SO3 |
| B. | Burning of Sulphur or roasting sulphide ores to generate SO2 |
| C. | Absorption of SO3 in sulphuric acid |
| D. | Purifying SO3 |
| Answer» C. Absorption of SO3 in sulphuric acid | |