MCQOPTIONS
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MCQOPTIONS
This section includes 14 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 aldehyde is most soluble in water? |
| A. | Acetaldehyde |
| B. | Formaldehyde |
| C. | Butyraldehyde |
| D. | Benzaldehyde |
| Answer» C. Butyraldehyde | |
| 2. |
Which of the following is the characteristic smell of benzaldehyde? |
| A. | Fish like smell |
| B. | Bitter almond like |
| C. | Pungent smell |
| D. | Rotten egg like smell |
| Answer» C. Pungent smell | |
| 3. |
Which of the following compound has more boiling point than aldehyde? |
| A. | Alcohol |
| B. | Alkanes |
| C. | Ketones |
| D. | Ether |
| Answer» B. Alkanes | |
| 4. |
What is the chemical shift of formyl hydrogen in aldehyde? |
| A. | 6 |
| B. | 7 |
| C. | 8 |
| D. | 9 |
| Answer» E. | |
| 5. |
WHICH_OF_THE_FOLLOWING_ALDEHYDE_IS_MOST_SOLUBLE_IN_WATER??$ |
| A. | Acetaldehyde |
| B. | Formaldehyde |
| C. | Butyraldehyde |
| D. | Benzaldehyde |
| Answer» C. Butyraldehyde | |
| 6. |
Which of the following is the characteristic smell of benzaldehyde? |
| A. | Fish like smell |
| B. | Bitter almond like |
| C. | Pungent smell |
| D. | Rotten egg like smell |
| Answer» C. Pungent smell | |
| 7. |
Which of the following compound has more boiling point than aldehyde? |
| A. | Alcohol |
| B. | Alkanes |
| C. | Ketones |
| D. | Ether |
| Answer» B. Alkanes | |
| 8. |
Which of the following aldehyde is present as gas? |
| A. | Acetaldehyde |
| B. | Formaldehyde |
| C. | Butyraldehyde |
| D. | Benzaldehyde |
| Answer» C. Butyraldehyde | |
| 9. |
What is the chemical shift of formyl hydrogen in aldehyde? |
| A. | 6 |
| B. | 7 |
| C. | 8 |
| D. | 9 |
| Answer» E. | |
| 10. |
In Infrared spectroscopy, at what wave number will band of CO bond of aldehyde will occur? |
| A. | 1500 cm<sup>-1</sup> |
| B. | 1495 cm<sup>-1</sup> |
| C. | 1965 cm<sup>-1</sup> |
| D. | 1700 cm<sup>-1</sup> |
| Answer» E. | |
| 11. |
What will be the product if we add water to the aldehyde? |
| A. | Alcohols |
| B. | Epoxides |
| C. | Geminal diols |
| D. | Peroxides |
| Answer» D. Peroxides | |
| 12. |
Which of the following aldehyde shows oligomerization? |
| A. | Acetaldehyde |
| B. | Propanal |
| C. | Butanal |
| D. | Benzaldehyde |
| Answer» B. Propanal | |
| 13. |
What is the name of the process in which aldehyde get oxidise in presence of air? |
| A. | Calcination |
| B. | Autoxidation |
| C. | Cannizzaro reaction |
| D. | Baeyer villiger oxidation |
| Answer» C. Cannizzaro reaction | |
| 14. |
Aldehydes have which type of smell? |
| A. | Fish like smell |
| B. | Bitter almond smell |
| C. | Pungent smell |
| D. | Rotten egg like smell |
| Answer» D. Rotten egg like smell | |