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Q. No.Subtopic: Preparation of the Organic and Inorganic compounds |
73%
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NEET 2026 - Target Batch - Vital
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What is the first step in the preparation of p-nitroacetanilide?
1. Nitration of acetanilide
2. Acetylation of aniline
3. Nitration of nitrobenzene
4. Acetylation of nitrobenzene
1. Nitration of acetanilide
2. Acetylation of aniline
3. Nitration of nitrobenzene
4. Acetylation of nitrobenzene
Subtopic: Preparation of the Organic and Inorganic compounds |
70%
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In the preparation of p-nitroacetanilide, what role does acetic anhydride play?
1. It acts as a catalyst
2. It serves as a solvent
3. It acetylates the amino group
4. It nitrosylates the amino group
1. It acts as a catalyst
2. It serves as a solvent
3. It acetylates the amino group
4. It nitrosylates the amino group
Subtopic: Preparation of the Organic and Inorganic compounds |
77%
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NEET 2026 - Target Batch - Vital
Hints
Read the statements regarding the Nitrate \((NO^-_3)\) ion
1. Statement I is incorrect and Statement II is correct.
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct and Statement II is incorrect.
| Statement I: | Mix the water extract with Fe(II) sulphate solution and add one drop of \(HNO_3\) along side of the test tube |
| Statement II: | Formation of brown ring at the junction of the acid and the solution. |
2. Both Statement I and Statement II are correct.
3. Both Statement I and Statement II are incorrect.
4. Statement I is correct and Statement II is incorrect.
Subtopic: Detection of Anions |
82%
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NEET 2026 - Target Batch - Vital
Hints
When synthesizing acetanilide from aniline, ice-cold water is introduced to the reaction mixture after heating to
1. dissolve acetanilide
2. initiate the reaction.
3. neutralize the solution
4. wash the crude acetanilide
1. dissolve acetanilide
2. initiate the reaction.
3. neutralize the solution
4. wash the crude acetanilide
Subtopic: Preparation of the Organic and Inorganic compounds |
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NEET 2026 - Target Batch - Vital
Hints
Which type of reaction occurs when ammonium hydroxide and hydrochloric acid react?
1. Combustion reaction
2. Combination reaction
3. Double displacement reaction
4. Decomposition reaction
1. Combustion reaction
2. Combination reaction
3. Double displacement reaction
4. Decomposition reaction
74%
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Hints
What is observed visually when ammonium hydroxide and hydrochloric acid react?
| 1. | Red coloration | 2. | White fumes |
| 3. | Blue precipitate | 4. | No visible change |
Subtopic: Detection of Anions |
89%
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NEET 2026 - Target Batch - Vital
Hints
Mark the correct representation of the compound that is formed when \(\mathrm{AgCl}\) reacts with ammonia:
| 1. | \(\left[\mathrm{Ag}\left(\mathrm{NH}_3\right)_2\right] \mathrm{Cl} \text { }\) | 2. | \(\left[\mathrm{Ag}\left(\mathrm{NH}_4\right)_2\right] \mathrm{Cl} \text { }\) |
| 3. | \(\left[\mathrm{Ag}\left(\mathrm{NH}_2\right)_2\right] \mathrm{} \text {Cl }\) | 4. | AgNO3 |
Subtopic: Detection of Anions |
76%
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Which solvent is used to dissolve the mixture of o-nitroacetanilide and p-nitroacetanilide for separation?
1. Water
2. Ethanol
3. Acetone
4. Hexane
1. Water
2. Ethanol
3. Acetone
4. Hexane
Subtopic: Preparation of the Organic and Inorganic compounds |
52%
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NEET 2026 - Target Batch - Vital
Hints
In the presence of zinc, what chemical process is hindered during the reaction involving aniline?
| 1. | Reduction | 2. | Oxidation |
| 3. | Hydrolysis | 4. | Polymerization |
Subtopic: Preparation of the Organic and Inorganic compounds |
62%
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NEET 2026 - Target Batch - Vital
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