The number of structural isomers possible from the molecular formula C3H9N is

1. 4

2. 5

3. 2

4. 3

Subtopic:  Amines - Preparation & Properties |
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Aniline cannot be prepared by:

1. Hydrolysis of phenyl isocyanide with an acidic solution
2. Degradation of benzamide with bromine in alkaline solution
3. Reduction of nitrobenzene with H2/Pd in ethanol
4. Treatment of Potassium salt of phthalimide with chlorobenzene followed by hydrolysis in an aqueous NaOH solution
Subtopic:  Amines - Preparation & Properties |
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What is the name of the following reaction?

1. Friedel-Crafts reaction

2. Perkins reaction

3. Acetylation reaction

4. Schotten-Baumann reaction

Subtopic:  Amines - Preparation & Properties |
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What results from the electrolytic reduction of nitrobenzene in a highly acidic medium?

1. p-Aminophenol

2. Azoxybenzene

3. Azobenzene

4. Aniline

Subtopic:  Urea & Nitro Compound |
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The product (A) in the below mentioned reaction is:

1.  2.
3. 4.
 

Subtopic:  Diazonium Salts: Preparation, Properties & Uses |
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Among the following, which diazonium salt is the most stable?

1. \(CH_{3}N_{2}^{+}X^{-}\)

2. \(C_{6}H_{5}N_{2}^{+}X^{-}\)

3. \(CH_{3}CH_{2}N_{2}^{+}X^{-}\)

4. \(C_{6}H_{5}CH_{2}N_{2}^{+}X^{-}\)

Subtopic:  Diazonium Salts: Preparation, Properties & Uses |
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"A" in the below reaction is:


1. Cu2Cl2
2. H3PO2 and H2O
3. H+ / H2O
4. HgSO4 / H2SO4
Subtopic:  Diazonium Salts: Preparation, Properties & Uses |
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Nitrobenzene on reaction with conc. HNO3 /H2SO4 at 80 – 100 ºC forms:

1. 1,3– Dinitrobenzene

2. 1,4–Dinitrobenzene

3. 1,2,4–Trinitrobenzene

4. 1,2–Dinitrobenzene

Subtopic:  Urea & Nitro Compound |
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An organic compound (C3H9N) (A), when treated with nitrous acid, gave an alcohol and N2 gas was evolved. (A) on warming with CHCl3 and caustic potash gave (C) which on reduction gave isopropylmethylamine. The structure of (A) is:

1. 2.
3.   4.
Subtopic:  Identification of Primary, Secondary & Tertiary Amines |
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The product formed in the below mentioned reaction is:

1.    2.  
3.   4.  
 

Subtopic:  Urea & Nitro Compound |
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