Which of the following reactions can be used to prepare acetophenone?

1. ${\mathrm{C}}_6{\mathrm{H}}_5\mathrm{CN} \underset{2{\mathrm{H}}_2\mathrm{O}}{\overset{1.{\mathrm{AlCl}}_3}{\to }}$

2. ${\left({\mathrm{C}}_6{\mathrm{H}}_5\mathrm{COO}\right)}_2\mathrm{Ca} + {\left({\mathrm{CH}}_3\mathrm{COO}\right)}_2\mathrm{Ca}\stackrel{ \mathrm{heat} }{\to }$

3. ${\mathrm{C}}_6{\mathrm{H}}_5\mathrm{CN} \underset{2 {\mathrm{H}}_3{\mathrm{O}}^{+}}{\overset{1.{\mathrm{CH}}_3\mathrm{MgI}}{\to }}$

4. Both 2, and 3

Above compounds (P) & (Q) can be differentiated by:

1. amm. AgNO₃

2. NaOH

3. FeCl₃

4. Both 1 & 2

Identify the product (A)  in following reaction series,

CH₃CN $\stackrel{\mathrm{Na}/{\mathrm{C}}_2{\mathrm{H}}_5\mathrm{OH}}{\to }$(X) $\stackrel{{\mathrm{HNO}}_2}{\to }$(Y) $\stackrel{\left[\mathrm{O}\right]}{\to }$(Z) $\stackrel{\mathrm{Tollens} \mathrm{reagent}}{\to }$(A):

(a) CH₃CHO

(b) CH₃CONH₂

(c) CH₃COOH

(d) CH₃-CH₂-NHOH

Amine may contain:

Which nitro compound will show tautomerism ?

(a) ${\mathrm{C}}_6{\mathrm{H}}_5{\mathrm{NO}}_2$

(b) $({\mathrm{CH}}_3{)}_3{\mathrm{CNO}}_2$

(c) ${\mathrm{CH}}_3{\mathrm{CH}}_2{\mathrm{NO}}_2$

(d) o-nitrotoluene

The reduction of CH₃CN to CH₃CH₂NH₂ is called:

(a) Rosenmund's reduction

(b) Clemmensen's reduction

(c) Mendius reduction

(d) Hofmann's reduction

The product [A] formed in the reaction;

$2{\mathrm{C}}_5{\mathrm{H}}_5-\mathrm{CN}\underset{{\mathrm{Et}}_2\mathrm{O}}{\overset{\mathrm{Na}}{\to }}\left[A\right] \mathrm{is}:$

The product is: 

In the compound given below,

the correct order of acidic nature of the positions (X), (Y) and (Z) is: 

(a) Z>X>Y

(b) X>Y>Z

(c) X>Z>Y

(d) Y>X>Z

Aniline was acetylated and an acetanilide is formed. The acetanilide on nitration followed by alkaline hydrolysis gave:

1. o-Nitroacetanilide

2. o- and p-Nitroaniline

3. m-Nitroaniline

4. Acetanilide