MCQOPTIONS
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MCQOPTIONS
This section includes 12 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. |
Propyne on hydrolysis in presence of HCl and HgSO4 gives which of the following? |
| A. | Acetaldehyde |
| B. | Acetone |
| C. | Formaldehyde |
| D. | Acetophenone |
| Answer» C. Formaldehyde | |
| 2. |
Which of the following compound gives a ketone with Grignard reagent? |
| A. | Formaldehyde |
| B. | Ethyl alcohol |
| C. | Methyl cyanide |
| D. | Methyl iodide |
| Answer» D. Methyl iodide | |
| 3. |
What is the end product in the following sequence of reaction? |
| A. | Acetic acid |
| B. | Isopropyl alcohol |
| C. | Acetone |
| D. | Ethanol |
| Answer» D. Ethanol | |
| 4. |
WHICH_OF_THE_FOLLOWING_COMPOUND_GIVES_A_KETONE_WITH_GRIGNARD_REAGENT??$ |
| A. | Formaldehyde |
| B. | Ethyl alcohol |
| C. | Methyl cyanide |
| D. | Methyl iodide |
| Answer» D. Methyl iodide | |
| 5. |
Propyne_on_hydrolysis_in_presence_of_HCl_and_HgSO4_gives_which_of_the_following?$ |
| A. | Acetaldehyde |
| B. | Acetone |
| C. | Formaldehyde |
| D. | Acetophenone |
| Answer» C. Formaldehyde | |
| 6. |
Dry heating of calcium acetate gives which of the following? |
| A. | Acetaldehyde |
| B. | Ethane |
| C. | Acetic acid |
| D. | Acetone |
| Answer» E. | |
| 7. |
Isopropyl alcohol on oxidation gives which of the following? |
| A. | Acetone |
| B. | Acetaldehyde |
| C. | Ether |
| D. | Ethylene |
| Answer» B. Acetaldehyde | |
| 8. |
Ketones are prepared by which of the following name reaction? |
| A. | Clemmensen’s reduction |
| B. | Cannizzaro reaction |
| C. | Rosenmund’s reduction |
| D. | Oppenaur’s oxidation |
| Answer» E. | |
| 9. |
Ketones can be prepared in one step from which of the following process? |
| A. | Hydrolysis of esters |
| B. | Oxidation of primary alcohol |
| C. | Oxidation of secondary alcohol |
| D. | Reaction of acid halide with alcohols |
| Answer» D. Reaction of acid halide with alcohols | |
| 10. |
Which one of the following compounds is prepared in the laboratory from benzene by a substitution reaction? |
| A. | Glyoxal |
| B. | Cyclohexane |
| C. | Acetophenone |
| D. | Hexabromo cyclohexane |
| Answer» D. Hexabromo cyclohexane | |
| 11. |
Compound which gives acetone on ozonolysis is? |
| A. | CH<sub>3</sub>‚àíCH=CH‚àíCH<sub>3</sub> |
| B. | (CH<sub>3</sub>)<sub>2</sub>C=C(CH<sub>3</sub>)<sub>2</sub> |
| C. | C<sub>6</sub>H<sub>5</sub>CH=CH<sub>2</sub> |
| D. | CH<sub>3</sub>CH=CH<sub>2</sub> |
| Answer» C. C<sub>6</sub>H<sub>5</sub>CH=CH<sub>2</sub> | |
| 12. |
Acetophenone is prepared from which reaction? |
| A. | Rosenmund reaction |
| B. | Sandmayer reaction |
| C. | Wurtz reaction |
| D. | Friedel craft reaction |
| Answer» E. | |