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

(a) ${\mathrm{C}}_6{\mathrm{H}}_6<mspace\; width="1em"></mspace><mspace\; width="1em"></mspace>+{\mathrm{CH}}_3\mathrm{COCl}<mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace>\underset{}{\overset{1.{\mathrm{AlCl}}_3}{\to }}$

(b) ${\left({\mathrm{C}}_6{\mathrm{H}}_5\mathrm{COO}\right)}_2\mathrm{Ca}<mspace\; width="1em"></mspace>+<mspace\; width="1em"></mspace>{\left({\mathrm{CH}}_3\mathrm{COO}\right)}_2\mathrm{Ca}\stackrel{<mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace>\mathrm{heat}<mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace><mspace\; width="1em"></mspace>}{\to }$

(c) ${\mathrm{C}}_6{\mathrm{H}}_5\mathrm{CN}<mspace\; width="1em"></mspace>\underset{2<mspace\; width="1em"></mspace>{\mathrm{H}}_3{\mathrm{O}}^{+}}{\overset{1.{\mathrm{CH}}_3\mathrm{MgI}}{\to }}$

(d) All of these

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

(1) amm. AgNO₃

(2) NaOH

(3) FeCl₃

(4) Both (a) & (b)

Identify the product (A)  in the 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) $\stackrel{\mathrm{Tollens}<mspace\; width="1em"></mspace>\mathrm{reagent}}{\to }$(A):

1. CH₃CHO

2. CH₃CONH₂

3. CH₃COOH

4. CH₃-CH₂-NHOH

The amine may contain:

(1) $—N{H}_2<mspace\; width="1em"></mspace>gp.$

(2) $-\underset{|}{\mathrm{N}}\mathrm{H}<mspace\; width="1em"></mspace>\mathrm{gp}$ 

(3) $-\underset{\left|}{\overset{\right|}{\mathrm{N}}}$ gp

(4) all of these

Which nitro compound will show tautomerism ?

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

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

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

(4) o-nitrotoluene

The reduction of CH₃CN to CH₃CH₂NH₂ is called:

1. Rosenmund's reduction

2. Clemmensen's reduction

3. Mendius reduction

4. Hofmann's reduction

The product [A] formed in the reaction;

$2{\mathrm{C}}_5{\mathrm{H}}_5-\mathrm{CN}\underset{{\mathrm{Et}}_2\mathrm{O}}{\overset{\mathrm{Na}}{\to }}\left[A\right]<mspace\; width="1em"></mspace>\mathrm{is}:$

1. 

2. 

3. 

4. 

ln the reaction, 

The product is: 

1. 

2. 

3. 

4. 

In the compound given below,

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

(1) Z>X>Y

(2) X>Y>Z

(3) X>Z>Y

(4) Y>X>Z

The product obtained on nitration followed by alkaline hydrolysis of acetylated aniline is:

1. o-Nitroacetanilide

2. o- and p-Nitroaniline

3. m-Nitroaniline

4. Acetanilide