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

1. Four (4)

2. Five (5)

3. Two (2)

4. Three (3)

Mark the reaction that does not yield aniline from the given options:

What is the name of the following reaction?

1. Friedel-Crafts reaction

2. Perkins reaction

3. Acetylation reaction

4. Schotten-Baumann reaction

The product (A) in the below-mentioned reaction is:

1.
2.
3.
4.

The most stable diazonium salt among the following is: 

1. \(CH_{3}N_{2}^{+}X^{-}\)

2. \(C_{6}H_{5}N_{2}^{+}X^{-}\)

3. \(CH_{3}CH_{2}N_{2}^{+}X^{-}\)

4. \(C_{6}H_{5}CH_{2}N_{2}^{+}X^{-}\)

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

The incorrect statement among the following regarding the primary amine is:

 The structure of C in the below-mentioned reaction is: 

1.
2.
3.
4.

Which compound, upon reduction with lithium aluminium hydride, yields a secondary amine?

1. Nitroethane

2. Methylisocyanide

3. Acetamide

4. Methyl cyanide