The product of the following reaction is

$\underset{\left(\mathrm{iii}\right)\mathrm{HI}, \mathrm{heat}}{\overset{\left(\mathrm{i}\right){\mathrm{HNO}}_2,0-5°\mathrm{C}}{\to }}$
$\left(\mathrm{ii}\right)\mathrm{dil} {\mathrm{H}}_2{\mathrm{SO}}_4,\mathrm{heat}$

1.           2.  

3.        4.  

The major product of the following reaction is -

 -

1.  

2.  

3.  

4.  

The major product 'S' of the following reaction sequence is

$\stackrel{{\mathrm{Br}}_2/\mathrm{Fe}}{\to }$P$\stackrel{\mathrm{Sn}/\mathrm{HCl}}{\to }$Q$\stackrel{\mathrm{excess} {\mathrm{Br}}_2/{\mathrm{H}}_2\mathrm{O}}{\to }$R$\underset{\mathrm{CuBr},\mathrm{HBr}}{\overset{{\mathrm{NaNO}}_2-{\mathrm{H}}_2{\mathrm{SO}}_4/0°\mathrm{C}}{\to }}$S

1.       2.  

3.              4.  

In this reaction sequence, X and Y, respectively, are: 


 

	X	Y
1.
2.
3.
4.

The product X and Y in the following reaction sequence is

1.		2.
3.		4.

For the following reaction

(major product) will be

1.  

2.  

3.  

4.  

Give the incorrect order of basic strength

1. PhNH₂ < PhNHMe < PhNMe₂

2.  p−CH₃PhNH₂ > m−CH₃PhNH₂ > PhNH₂ > o−CH₃PhNH₂

3.  PhNH₂ > m−NO₂PhNH₂ > p-NO₂PhNH₂ > O−NO₂PhNH₂

4.  o−CH₃OPhNH₂ > p−CH₃OPHNH₂ > PhNH₂ > m−CH₃OPhNH₂

Which of the following compounds will give isocyanide test with CHCl₃/KOH?

1.		2.
3.		4.

Which of the following substituent as 'X' not decreases the rate of reaction with respect to aniline?

1.  

2.  $-{\mathrm{CH}}_3$

3.  $-{\mathrm{NO}}_2$

4.  -CHO