MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Hexamethylenediamine is named as __________ in the IUPAC system. |
| A. | Hexane-1,3-diamine |
| B. | Hexane-1,4-diamine |
| C. | Hexane-1,5-diamine |
| D. | Hexane-1,6-diamine |
| Answer» E. | |
| 2. |
Identify the incorrect name of the aromatic primary amine with the formula C7H9N. |
| A. | Benzenamine |
| B. | Benzylamine |
| C. | Phenylaminomethane |
| D. | Phenylmethanamine |
| Answer» B. Benzylamine | |
| 3. |
The IUPAC name of allylamine is prop-2-en-1-amine. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
What is the IUPAC name of the following compound? |
| A. | N-Ethylpentan-1-amine |
| B. | N-Ethylpentan-2-amine |
| C. | N,N-Diethylbutan-1-amine |
| D. | N-Ethyl-N-Butylethanamine |
| Answer» D. N-Ethyl-N-Butylethanamine | |
| 5. |
What is the correct IUPAC name of CH3-NH-CH2CH3? |
| A. | N-Methylethanamine |
| B. | N-Ethylmethanamine |
| C. | N-Ethyl-N-methylmethanamine |
| D. | N-Ethyl-N-methylamine |
| Answer» B. N-Ethylmethanamine | |
| 6. |
Benzylamine is the IUPAC name of aniline. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
Which of the following is the correct IUPAC name of (CH3)3N? |
| A. | Trimethylamine |
| B. | N-Methylethanamine |
| C. | N,N-Dimethylmethanamine |
| D. | N,N,N-Trimethylamine |
| Answer» D. N,N,N-Trimethylamine | |
| 8. |
Identify the incorrect name of the shown compound. |
| A. | N-Propylamine |
| B. | Isopropylamine |
| C. | 2-Aminopropane |
| D. | Propan-2-amine |
| Answer» B. Isopropylamine | |
| 9. |
In the IUPAC system, the prefix N– is generally used for _______ amines. |
| A. | primary |
| B. | secondary |
| C. | tertiary |
| D. | secondary and tertiary |
| Answer» E. | |
| 10. |
What is the correct IUPAC name of H2N-(CH2)5-NH2? |
| A. | Pentan-1,5-diamine |
| B. | 1,5-Diaminopentane |
| C. | Pentamethylenediamine |
| D. | Pentane-1,5-diamine |
| Answer» E. | |
| 11. |
What is the correct common name of H2N-CH2-CH2-NH2? |
| A. | Ethylenediamine |
| B. | 1,2-Diaminoethane |
| C. | Ethyldiamine |
| D. | Aminoethylamine |
| Answer» B. 1,2-Diaminoethane | |
| 12. |
Which of the following names of aromatic amines does not belong to the common naming system? |
| A. | Aniline |
| B. | o-Toluidine |
| C. | 4-Bromoaniline |
| D. | N–Methylaniline |
| Answer» D. N–Methylaniline | |
| 13. |
Which of the following names of amines belong strictly to the common system? |
| A. | Ethylmethylamine |
| B. | Aniline |
| C. | Benzenamine |
| D. | Propan-1-amine |
| Answer» B. Aniline | |
| 14. |
Which of the following is the IUPAC name of the compound in which one hydrogen of ammonia is replaced by an ethyl group? |
| A. | Ethylamine |
| B. | Aminoethane |
| C. | Ethanamine |
| D. | Ethane amine |
| Answer» D. Ethane amine | |