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Q. No.What is the IUPAC name of catechol?
1. Benzene, \(1,2\)-diol
2. Benzene, \(1,3\)-diol
3. Benzene, \(1,4\)-diol
4. \(3\)-Hydroxyphenol
Subtopic: Nomenclature |
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Which of the following is/are used as adsorbent in adsorption chromatography?
1. Silica gel
2. Alumina
3. Benzene
4. Both (1) and (2)
1. Silica gel
2. Alumina
3. Benzene
4. Both (1) and (2)
Subtopic: Conformational Isomers | Quantitative Analysis of Organic Compounds |
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Subtopic: Quantitative Analysis of Organic Compounds |
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The IUPAC name of the following compound is:
1. 3-Formylhept-6-enoic acid
2. 3-Aldohept-7-enoic acid
3. 3-Ketohept-6-enoic acid
4. 2-Oxohept-6-enoic acid
1. 3-Formylhept-6-enoic acid
2. 3-Aldohept-7-enoic acid
3. 3-Ketohept-6-enoic acid
4. 2-Oxohept-6-enoic acid
Subtopic: Nomenclature |
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Which of the following options represents the correct metamer of the given compound?
| 1. |  |
| 2. |  |
| 3. |  |
| 4. |  |
Subtopic: Structural Isomers |
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The basic strength of the following anions, ordered from most to least, is:
\(OH^- , HCOO^-, CH_3COO^- , \overline{O}R\\ (I)~~~~~~(II)~~~~~~~~~~~~(III)~~~~~~~~~~(IV)~~~~~~~~~~ \)
1. II > III > I > IV
2. IV > I > III > II
3. III > IV > I > II
4. I > IV > II > III
\(OH^- , HCOO^-, CH_3COO^- , \overline{O}R\\ (I)~~~~~~(II)~~~~~~~~~~~~(III)~~~~~~~~~~(IV)~~~~~~~~~~ \)
1. II > III > I > IV
2. IV > I > III > II
3. III > IV > I > II
4. I > IV > II > III
Subtopic: Acidic & Basic Character |
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Which of the following anions forms a pale yellow precipitate when reacted with aqueous \(\mathrm{AgNO}_3 \), and the precipitate is partially soluble in aqueous \(\mathrm{NH}_4 \mathrm{OH}\) solution?
| 1. | \(\mathrm{I}^{-}\) | 2. | \(\mathrm{Cl}^{-}\) |
| 3. | \(\mathrm{Br}^{-}\) | 4. | \(\mathrm{NO}_2^{-}\) |
Subtopic: Qualitative Analysis of Organic Compounds |
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Given below are two statements:
| Statement I: |  IUPAC name of the Compound is 4-chloro-1, 3-dinitrobenzene. |
| Statement II: |  IUPAC name of the Compound is 2-methylaniline. |
| 1. | Statement I is false but Statement II is true. |
| 2. | Both Statement I and Statement II are false. |
| 3. | Both Statement I and Statement II are true. |
| 4. | Statement I is true but Statement II is false. |
Subtopic: Nomenclature |
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What is the correct order of acidic strength for the following acids?\(\mathrm{{HCOOH}, \quad {CH}_3 {COOH}, \mathrm{CH}_3 {CH}_2 {COOH}},\\ \mathrm{{CH}_3 {CH}_2 {CH}_2 {COOH}}\)
| 1. | \(\mathrm{{HCOOH}<{CH}_3 {COOH}<{CH}_3 {CH}_2 {COOH}}< \\ \mathrm{{CH}_3 {CH}_2 {CH}_2 {COOH}} \) |
| 2. | \(\mathrm{{HCOOH}>{CH}_3 {CH}_2 {CH}_2 {COOH}>{CH}_3 {COOH}}> \\ \mathrm{{CH}_3 {CH}_2 {COOH}}\) |
| 3. | \(\mathrm{{HCOOH}>{CH}_3 {COOH}>{CH}_3 {CH}_2 {COOH}}> \\ \mathrm{{CH}_3 {CH}_2 {CH}_2 {COOH}}\) |
| 4. | \(\mathrm{{CH}_3 {COOH}>{HCOOH}>{CH}_3 {CH}_2 {CH}_2 {COOH}}> \\ \mathrm{{CH}_3 {CH}_2 {COOH}}\) |
Subtopic: Electron Displacement Effects |
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| Assertion (A): | Kjeldahl method is not used for pyridine. |
| Reason (R): | Nitrogen of pyridine does not change to ammonium sulphate under these conditions. |
| 1. | Both (A) and (R) are True and (R) is the correct explanation of (A). |
| 2. | Both (A) and (R) are True but (R) is not the correct explanation of (A). |
| 3. | (A) is True but (R) is False. |
| 4. | (A) is False but (R) is True. |
Subtopic: Quantitative Analysis of Organic Compounds |
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