MCQOPTIONS
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MCQOPTIONS
This section includes 10 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 amine will form stable diazonium salt at 273-283 K? |
| A. | C6H5NH2 |
| B. | C6H5N(CH3)2 |
| C. | C2H5NH2 |
| D. | C6H5CH2NH2 |
| Answer» B. C6H5N(CH3)2 | |
| 2. |
When hypophosphorous acid is treated with diazonium salts, it is reduced to which of the following compound? |
| A. | Arene |
| B. | Methane |
| C. | Ethyl alcohol |
| D. | Amines |
| Answer» B. Methane | |
| 3. |
p-amino azo benzene is obtained by treating diazonium chloride with which of the following compound? |
| A. | Benzene |
| B. | Aniline |
| C. | Phenol |
| D. | Benzoic acid |
| Answer» C. Phenol | |
| 4. |
Benzene diazonium chloride when reacts with hypophosphorus acid produces which of the following compound? |
| A. | Benzene |
| B. | Phenyl phosphate |
| C. | Phenol |
| D. | Phenyl isocyanide |
| Answer» B. Phenyl phosphate | |
| 5. |
What is the known name of the given reaction?[C6H5N+2]Cl− + ArCH=CHCO2H → ArC=C−C6H5 + N2 + CO2 + HCl |
| A. | Gattermanns reaction |
| B. | Sandmeyers reaction |
| C. | Meerwein reaction |
| D. | Balz-Schiemann reaction |
| Answer» B. Sandmeyers reaction | |
| 6. |
What is the known name of the given reaction?[C6H5N+2]BF−4 → C6H5F + BF3 + N2 |
| A. | Gattermanns reaction |
| B. | Sandmeyers reaction |
| C. | Dehydrogenation reaction |
| D. | Balz-Schiemann reaction |
| Answer» E. | |
| 7. |
What is the known name of the given reaction?[C6H5N+2]Cl− + C6H6 → C6H5−C6H5 + N2 + HCl |
| A. | Gattermanns reaction |
| B. | Sandmeyers reaction |
| C. | Gomberg–Bachmann reaction |
| D. | Esterification reaction |
| Answer» D. Esterification reaction | |
| 8. |
What is the known name of the given reaction?C6H5N+2 + CuX → C6H5X + N2 + Cu+ |
| A. | Gattermanns reaction |
| B. | Sandmeyers reaction |
| C. | Dehydrogenation reaction |
| D. | Esterification reaction |
| Answer» B. Sandmeyers reaction | |
| 9. |
What is the known name of the given reaction?C6H5N+2 + CuCl → C6H5Cl + N2 + Cu+ |
| A. | Gattermanns reaction |
| B. | Sandmeyers reaction |
| C. | Dehydrogenation reaction |
| D. | Esterification reaction |
| Answer» C. Dehydrogenation reaction | |
| 10. |
What is the general formula of Diazonium salt? |
| A. | RN2+X– |
| B. | RN+ |
| C. | RXI |
| D. | RN2+HSO–2 |
| Answer» B. RN+ | |