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Q. No.Which of the following is the strongest nucleophile?
1.
\( \text{HC} \equiv \text{C}^- \)
2.
\(\text{H}_2\text{C} = \text{CH}^- \)
3.
\(\text{CH}_3- \text{CH}_2^- \)
4.
\(\text{NH}_2^-\)
Subtopic: Nucleophile & Electrophile |
Level 3: 35%-60%
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An organic compound that is immiscible with water and undergoes steam distillation has a normal boiling point of 250 °C. At what temperature does the mixture of this compound and water distill during steam distillation?
1. Above 100 °C but significantly below 250 °C2. Above 250 °C
3. At 250 °C
4. Slightly below 100 °C
Subtopic: Qualitative Analysis of Organic Compounds |
Level 4: Below 35%
NEET - 2024
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IUPAC name of the following compound is:
1. 1, 2 - Dimethylcyclohexene
2. 2, 3 - Dimethylcyclohexene
3. 1, 2 - Dimethylcyclohex-2-ene
4. 1, 6 - Dimethylcyclohexene
1. 1, 2 - Dimethylcyclohexene
2. 2, 3 - Dimethylcyclohexene
3. 1, 2 - Dimethylcyclohex-2-ene
4. 1, 6 - Dimethylcyclohexene
Subtopic: Nomenclature |
Level 3: 35%-60%
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The total number of substituents present in the following compound is:
| 1. | Four(4) | 2. | Five(5) |
| 3. | Seven(7) | 4. | Three(3) |
Subtopic: Nomenclature |
Level 3: 35%-60%
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Which one of the following is a correct statement when two compounds I and II
are eluted by column chromatography (adsorption of I > II)?
1. II moves slower and has higher \(R_f\) value than I
2. II moves faster and has higher \(R_f\) value than I
3. I moves faster and has higher \(R_f\) value than II
4. I moves slower and has higher \(R_f\) Value than II
are eluted by column chromatography (adsorption of I > II)?
1. II moves slower and has higher \(R_f\) value than I
2. II moves faster and has higher \(R_f\) value than I
3. I moves faster and has higher \(R_f\) value than II
4. I moves slower and has higher \(R_f\) Value than II
Subtopic: Purification of Organic Compounds |
57%
Level 3: 35%-60%
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The Incorrect statement concerning the structures E, F, and G is :
1. E,F, and G are resonance structures
2. E,F and G are tautomers
3. F and G are geometrical isomers
4. F and G are diastereomers
1. E,F, and G are resonance structures
2. E,F and G are tautomers
3. F and G are geometrical isomers
4. F and G are diastereomers
Subtopic: Conformational Isomers |
Level 3: 35%-60%
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How many geometrical isomers are possible for a compound with the molecular formula \(\mathrm{C_2BrClFI}\)?
1. 3
2. 4
3. 5
4. 6
1. 3
2. 4
3. 5
4. 6
Subtopic: Stereo Isomers |
Level 3: 35%-60%
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The following compound is named as :
1. 6-Mercaptocyclohex-4-ene-1,3-diol
2. 1-Mercaptocyclohex-2-ene-4,6-diol
3. 1-Mercaptocyclohex-5-ene-2,4-diol
4. 4-Mercaptocyclohex-2-ene-1,5-diol
1. 6-Mercaptocyclohex-4-ene-1,3-diol
2. 1-Mercaptocyclohex-2-ene-4,6-diol
3. 1-Mercaptocyclohex-5-ene-2,4-diol
4. 4-Mercaptocyclohex-2-ene-1,5-diol
Subtopic: Nomenclature |
Level 4: Below 35%
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The correct arrangement of the following carbocations in decreasing order of their stability is:
1. A > B > C > D
2. B > C > A > D
3. C > B > A > D
4. C > A > B > D
Subtopic: Electron Displacement Effects |
56%
Level 3: 35%-60%
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What is correct about the following structure?
1. Total stereoisomers =4
2. Number of chiral carbons =1
3. Number of optical isomers =2
4. Number of meso compounds= 2
1. Total stereoisomers =4
2. Number of chiral carbons =1
3. Number of optical isomers =2
4. Number of meso compounds= 2
Subtopic: Stereo Isomers |
Level 3: 35%-60%
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