MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Organic Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is the commercial method of formation of ether? |
| A. | Dehydration of alcohol |
| B. | Williamson ether synthesis |
| C. | Ullmann condensation |
| D. | Preparation of epoxides |
| Answer» C. Ullmann condensation | |
| 2. |
Williamson synthesis proceed visa which of the following mechanism? |
| A. | SN1 |
| B. | SN2 |
| C. | E1 |
| D. | E2 |
| Answer» C. E1 | |
| 3. |
Which of the following is the method of preparation of ether? |
| A. | Dows process |
| B. | Williamson synthesis |
| C. | By decarboxylation of salicylic acid |
| D. | Hock method |
| Answer» C. By decarboxylation of salicylic acid | |
| 4. |
What will be the reactant and reaction condition required for the given reaction?CH3CH2OH +? → C2H5OC2H5 |
| A. | H2SO4, 413K |
| B. | H2SO4, 443K |
| C. | HNO3, 413K |
| D. | HNO3, 443K |
| Answer» B. H2SO4, 443K | |
| 5. |
Which of the following reagents should be used to prepare tert-butyl propyl ether? |
| A. | 2-methylpropene and 1-propanol |
| B. | 2-methylpropene, acetic acid and 1-propanol |
| C. | 2-methylpropene, H2SO4 and 1-propanol |
| D. | 1-propyl bromide and tert-butyl alcohol |
| Answer» D. 1-propyl bromide and tert-butyl alcohol | |
| 6. |
The reaction given below is known as by which o the following reaction?C2H5ONa+IC2H5→C2H5OC2H5+NaI |
| A. | Kolbe’s synthesis |
| B. | Wurtz’s synthesis |
| C. | Williamson’s synthesis |
| D. | Grignard’s synthesis |
| Answer» D. Grignard’s synthesis | |
| 7. |
WILLIAMSON_SYNTHESIS_PROCEED_VISA_WHICH_OF_THE_FOLLOWING_MECHANISM??$ |
| A. | S<sub>N</sub>1 |
| B. | S<sub>N</sub>2 |
| C. | E1 |
| D. | E2 |
| Answer» C. E1 | |
| 8. |
Which of the following is the commercial method of formation of ether?$ |
| A. | Dehydration of alcohol |
| B. | Williamson ether synthesis |
| C. | Ullmann condensation |
| D. | Preparation of epoxides |
| Answer» C. Ullmann condensation | |
| 9. |
Which of the following is the method of preparation of ether? |
| A. | Dows process |
| B. | Williamson synthesis |
| C. | By decarboxylation of salicylic acid |
| D. | Hock method |
| Answer» C. By decarboxylation of salicylic acid | |
| 10. |
What will be the reactant and reaction condition required for the given reaction? |
| A. | |
| B. | H<sub>2</sub>SO<sub>4</sub>, 413K |
| C. | H<sub>2</sub>SO<sub>4</sub>, 443K |
| Answer» B. H<sub>2</sub>SO<sub>4</sub>, 413K | |
| 11. |
Which of the following reagents should be used to prepare tert-butyl ethyl ether? |
| A. | tert-butyl bromide and sodium ethoxide |
| B. | tert-butyl alcohol and ethyl bromide |
| C. | tert-butyl alcohol and ethanol |
| D. | potassium tert-butoxide and ethyl bromide |
| Answer» E. | |
| 12. |
In which case would a Williamson ether synthesis fail? |
| A. | sodium ethoxide + iodomethane |
| B. | sodium ethoxide + iodoethane |
| C. | sodium ethoxide + 2-iodopropane |
| D. | sodium ethoxide + 2-iodo-2-methylpropane |
| Answer» E. | |
| 13. |
The Williamson ether synthesis produces ethers by reacting which of the following? |
| A. | alcohol with a metal |
| B. | alkoxide with a metal |
| C. | alkoxide with an alkyl halide |
| D. | alkyl halide with an aldehyde |
| Answer» D. alkyl halide with an aldehyde | |
| 14. |
The reaction given below is known as by which o the following reaction? |
| A. | |
| B. | Kolbe’s synthesis |
| C. | Wurtz’s synthesis |
| Answer» D. | |
| 15. |
Chloroethane reacts with X to form diethyl ether. What is X? |
| A. | NaOH |
| B. | H<sub>2</sub>SO<sub>4</sub> |
| C. | C<sub>2</sub>H<sub>5</sub>ONa |
| D. | Na<sub>2</sub>S<sub>2</sub>O<sub>3</sub> |
| Answer» D. Na<sub>2</sub>S<sub>2</sub>O<sub>3</sub> | |