MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
2NaH → 2Na + H2 is an example of a combination reaction. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
2F2 + 2OH– → 2F– + OF2 + H2O is a type of ______________ |
| A. | combination reaction |
| B. | displacement reaction |
| C. | disproportionate reaction |
| D. | decomposition reaction |
| Answer» D. decomposition reaction | |
| 3. |
Can ClO4– exhibit disproportionation reaction? |
| A. | may be |
| B. | yes |
| C. | no |
| D. | cannot say |
| Answer» D. cannot say | |
| 4. |
X + YZ → XZ + Z is a form of ______________ |
| A. | combination reaction |
| B. | displacement reaction |
| C. | disproportionate reaction |
| D. | decomposition reaction |
| Answer» C. disproportionate reaction | |
| 5. |
2H2O → 2H2 + O2 is an example of ______________ |
| A. | combination |
| B. | decomposition |
| C. | disproportionation |
| D. | double decomposition |
| Answer» C. disproportionation | |
| 6. |
S + O2 → SO2 is an example of ______________ |
| A. | combination |
| B. | decomposition |
| C. | disproportionation |
| D. | double decomposition |
| Answer» B. decomposition | |