MCQOPTIONS
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MCQOPTIONS
This section includes 9 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Equilibrium of a reaction depends on the concentration of reactants. |
| A. | true |
| B. | false |
| Answer» C. | |
| 2. |
When a chemical reaction is written the products are written on the _____________ |
| A. | left side |
| B. | right side |
| C. | either left side or right side |
| D. | depends on the chemicals present |
| Answer» C. either left side or right side | |
| 3. |
At which of the following temperatures water is a dynamic equilibrium with ice? |
| A. | 0 Kelvin |
| B. | zero degree centigrade |
| C. | zero degree Fahrenheit |
| D. | 100 Kelvin |
| Answer» C. zero degree Fahrenheit | |
| 4. |
Dynamic equilibrium mainly concerns about _______________ |
| A. | spontaneous reactions |
| B. | nonspontaneous reactions |
| C. | reversible reactions |
| D. | Irreversible reactions |
| Answer» E. | |
| 5. |
What is the reverse reaction of s of water? |
| A. | conversion into ice |
| B. | conversion into steam |
| C. | conversion into water |
| D. | equilibria |
| Answer» D. equilibria | |
| 6. |
In which of the following conditions do you think the rates of both forward and backward reactions are the same? |
| A. | unstable equilibrium |
| B. | not in an equilibrium |
| C. | the beginning of a reaction |
| D. | equilibrium |
| Answer» E. | |
| 7. |
At dynamic equilibrium the concentration of both the reactants and products are ____________ |
| A. | equal |
| B. | not equal |
| C. | cannot predict |
| D. | sometimes equal sometimes not equal |
| Answer» C. cannot predict | |
| 8. |
Equilibrium can be attained only from one side. |
| A. | true |
| B. | false |
| Answer» C. | |
| 9. |
Synthesis of ammonia occurs through __________ |
| A. | Haber s process |
| B. | The carbon cycle |
| C. | Nitrogen cycle |
| D. | Hydrogen cycle |
| Answer» B. The carbon cycle | |