MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is an isomerisation reaction? |
| A. | Formation of ammonia from hydrogen and nitrogen |
| B. | Decomposition of hydrogen peroxide to hydrogen and oxygen |
| C. | Conversion of glucose to fructose |
| D. | Combustion reactions |
| Answer» D. Combustion reactions | |
| 2. |
The reaction in which the rate of reaction is a function on rate constant alone is ____ |
| A. | First order reaction |
| B. | Second order reaction |
| C. | Third order reaction |
| D. | Zero order reaction |
| Answer» E. | |
| 3. |
The form of reaction, reactant → intermediate, intermediate → product represents the mechanism of ____ |
| A. | Non chain reaction |
| B. | Chain reaction |
| C. | Free radical reaction |
| D. | Parallel reaction |
| Answer» B. Chain reaction | |
| 4. |
The reaction of the type A → R → S is an example of ____ |
| A. | Parallel reaction |
| B. | Series reaction |
| C. | Single reaction |
| D. | Intermediate reaction |
| Answer» C. Single reaction | |
| 5. |
An example of termolecular reaction is ____ |
| A. | Decomposition of cyclobutane |
| B. | Decomposition of Hydrogen Iodide |
| C. | Decomposition of ammonia |
| D. | Oxidation of Nitric oxide |
| Answer» E. | |
| 6. |
A bimolecular reaction is the one in which ____ |
| A. | One reactant molecule is transformed to product |
| B. | Two product molecules are formed |
| C. | Two reactant molecules produce product(s) |
| D. | No reaction occurs |
| Answer» D. No reaction occurs | |
| 7. |
The formation of HBr proceeds by ____ |
| A. | Free radical, non chain reaction mechanism |
| B. | Free radical, chain reaction mechanism |
| C. | Molecular intermediates, non chain reaction mechanism |
| D. | Transition complexes, non chain reaction mechanism |
| Answer» C. Molecular intermediates, non chain reaction mechanism | |
| 8. |
The free atoms or larger fragments of stable molecules that containone or more unpaired electrons are called ____ |
| A. | Molecules |
| B. | Complexes |
| C. | Atoms |
| D. | Free radicals |
| Answer» E. | |
| 9. |
Which of the following statements is true about a catalyst? |
| A. | A catalyst remains unchanged in mass at the end of the reaction |
| B. | The chemical composition of catalyst changes at the end of the reaction |
| C. | Catalyst initiates the reaction |
| D. | Catalyst changes the position of reaction equilibrium |
| Answer» B. The chemical composition of catalyst changes at the end of the reaction | |
| 10. |
Which of the following represents heterogeneous catalytic reaction? |
| A. | Burning of coal |
| B. | Roasting of ores |
| C. | Ammonia synthesis |
| D. | Reduction of iron ore |
| Answer» D. Reduction of iron ore | |