MCQOPTIONS
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MCQOPTIONS
This section includes 17 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. |
Isolated dienes are similar in property to ______________ |
| A. | Monoolefins |
| B. | Diolefins |
| C. | Triolefins |
| D. | Tetraolefins |
| Answer» B. Diolefins | |
| 2. |
A molecule in which more than one single bond separates two double bonds are called as ____________ |
| A. | Coordinate bond |
| B. | Isolated double bond |
| C. | Cumulative double bond |
| D. | Conjugated double bond |
| Answer» C. Cumulative double bond | |
| 3. |
Identify the statement which is related to Diels-Alder reaction? |
| A. | It is very stereospecific |
| B. | Molecular distortion takes place |
| C. | Cyclic dienes react very slow than the linear chain dienes |
| D. | Addition of maleic anhydride to cyclopentadiene causes diene and dienophile to produce different products |
| Answer» D. Addition of maleic anhydride to cyclopentadiene causes diene and dienophile to produce different products | |
| 4. |
Conjugated diene reacts with which among the following to form a cyclohexene? |
| A. | Phenol |
| B. | Dienophile |
| C. | Hexane |
| D. | Tribromo phenol |
| Answer» C. Hexane | |
| 5. |
Identify the incorrect statement regarding alkadienes. |
| A. | Dienes show cis-trans isomerism |
| B. | Conjugated dienes have better stability compared to other dienes |
| C. | Dienophile supports alkadienes |
| D. | Alkadienes also undergo hydrobromination |
| Answer» D. Alkadienes also undergo hydrobromination | |
| 6. |
Identify the one which is the perfect example for Isolated double bond? |
| A. | 1,4 pentadiene |
| B. | 1,2 pentadiene |
| C. | 1,3 pentadiene |
| D. | 1,5 butadiene |
| Answer» B. 1,2 pentadiene | |
| 7. |
Identify the incorrect statement regarding conjugated double bonds in alkadiene. |
| A. | 1,3 alkadienes have conjugated double bond |
| B. | Compounds with a double bond exhibit this type of bond |
| C. | 1,3 pentadiene is an example for this bond |
| D. | The conjugated dienes have properties similar to that of alkenes |
| Answer» C. 1,3 pentadiene is an example for this bond | |
| 8. |
Identify the incorrect statement regarding alkadiene. |
| A. | These are acyclic acids |
| B. | These are unsaturated hydrocarbons |
| C. | These compounds have only one C=C bonds |
| D. | These compounds have the general formula CnH2n-2 |
| Answer» D. These compounds have the general formula CnH2n-2 | |
| 9. |
A_MOLECULE_IN_WHICH_MORE_THAN_ONE_SINGLE_BOND_SEPARATES_TWO_DOUBLE_BONDS_ARE_CALLED_AS:?$ |
| A. | Coordinate bond |
| B. | Isolated double bond |
| C. | Cumulative double bond |
| D. | Conjugated double bond |
| Answer» C. Cumulative double bond | |
| 10. |
Isolated_dienes_are_similar_in_property_to$ |
| A. | Monoolefins |
| B. | Diolefins |
| C. | Triolefins |
| D. | Tetraolefins |
| Answer» B. Diolefins | |
| 11. |
Identify the statement which is related to Diels-Alder reactio? |
| A. | It is very stereospecific |
| B. | Molecular distortion takes place |
| C. | Cyclic dienes react very slow than the linear chain dienes |
| D. | Addition of maleic anhydride to cyclopentadiene causes diene and dienophile to produce different products |
| Answer» D. Addition of maleic anhydride to cyclopentadiene causes diene and dienophile to produce different products | |
| 12. |
Which among the following dienes undergo addition with the help of radical-chain mechanism? |
| A. | Cumulated dienes |
| B. | Isolated dienes |
| C. | Simple dienes |
| D. | Conjugated dienes |
| Answer» E. | |
| 13. |
Conjugated diene reacts with which among the following to form a cyclohexene |
| A. | Phenol |
| B. | Dienophile |
| C. | Hexane |
| D. | Tribromo phenol |
| Answer» C. Hexane | |
| 14. |
Identify the one which is the perfect example for Isolated double bond: |
| A. | 1,4 pentadiene |
| B. | 1,2 pentadiene |
| C. | 1,3 pentadiene |
| D. | 1,5 butadiene |
| Answer» B. 1,2 pentadiene | |
| 15. |
Identify the incorrect statement regarding conjugated double bonds in alkadiene: |
| A. | 1,3 alkadienes have conjugated double bond |
| B. | Compounds with a double bond exhibit this type of bond |
| C. | 1,3 pentadiene is an example for this bond |
| D. | The conjugated dienes have properties similar to that of alkenes |
| Answer» C. 1,3 pentadiene is an example for this bond | |
| 16. |
Alkadienes are classified into how many types? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |
| 17. |
Identify the incorrect statement regarding alkadiene |
| A. | These are acyclic acids |
| B. | These are unsaturated hydrocarbons |
| C. | These compounds have only one C=C bonds |
| D. | These compounds have the general formula CnH2n-2 |
| Answer» D. These compounds have the general formula CnH2n-2 | |