MCQOPTIONS
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MCQOPTIONS
This section includes 7 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. |
The reaction of HNO2 with A gives quaternary ammonium salt. A is which of the following? |
| A. | Methyl amine |
| B. | Dimethyl amine |
| C. | Trimethyl amine |
| D. | Aniline |
| Answer» D. Aniline | |
| 2. |
The compound which on reaction with aqueous nitrous acid on HNO2 at low temperature produces an oily nitrosoamine is which of the following? |
| A. | Diethylamine |
| B. | Ethylamine |
| C. | Aniline |
| D. | Methylamine |
| Answer» B. Ethylamine | |
| 3. |
When chloroform reacts with ethyl amine in presence of alcoholic KOH, the compound formed is which of the following? |
| A. | Ethyl cyanide |
| B. | Ethyl isocyanide |
| C. | Formic acid |
| D. | An amide |
| Answer» C. Formic acid | |
| 4. |
Primary amines can be distinguished from secondary and tertiary amines by reacting with which of the following? |
| A. | Chloroform and alcoholic KOH |
| B. | Methyl iodide |
| C. | Chloroform alone |
| D. | Zinc dust |
| Answer» B. Methyl iodide | |
| 5. |
When primary amines are treated with HCl, the product obtained is which of the following? |
| A. | An alcohol |
| B. | A cyanide |
| C. | An amide |
| D. | Ammonium salt |
| Answer» E. | |
| 6. |
Nitroso amines (R2N N=O) are soluble in water. On heating them with concentrated H2SO4 they give secondary amines. What is this reaction called as? |
| A. | Perkin s reaction |
| B. | Fittig s reaction |
| C. | Sandmeyer s reaction |
| D. | Liebermann s nitroso reaction |
| Answer» E. | |
| 7. |
Indicate which nitrogen compound amongst the following would undergo Hofmann s reaction (i.e. reaction with Br2 and strong KOH) to furnish the primary amine. |
| A. | <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-chemical-properties-amines-1-q3a.png"><img alt="Nitrogen compound amongst the following would undergo Hofmann s reaction - option a" class="alignnone size-full wp-image-224898" height="72" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-chemical-properties-amines-1-q3a.png" width="191"/></a> |
| B. | <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-chemical-properties-amines-1-q3b.png"><img alt="Nitrogen compound amongst the following would undergo Hofmann s reaction - option b" class="alignnone size-full wp-image-224899" height="69" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-chemical-properties-amines-1-q3b.png" width="170"/></a> |
| C. | <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-chemical-properties-amines-1-q3c.png"><img alt="Nitrogen compound amongst the following would undergo Hofmann s reaction - option c" class="alignnone size-full wp-image-224900" height="71" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-chemical-properties-amines-1-q3c.png" width="142"/></a> |
| D. | <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-chemical-properties-amines-1-q3d.png"><img alt="Nitrogen compound amongst the following would undergo Hofmann s reaction - option d" class="alignnone size-full wp-image-224901" height="59" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-chemical-properties-amines-1-q3d.png" width="169"/></a> |
| Answer» D. <a href="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-chemical-properties-amines-1-q3d.png"><img alt="Nitrogen compound amongst the following would undergo Hofmann s reaction - option d" class="alignnone size-full wp-image-224901" height="59" src="https://www.sanfoundry.com/wp-content/uploads/2018/08/organic-chemistry-questions-answers-chemical-properties-amines-1-q3d.png" width="169"/></a> | |