What is the major product expected from the following reaction?

$\stackrel{\mathrm{D}-\mathrm{Cl}}{\to }$ Product   

1.  

2.  

3.  

4.  

 $\underset{2.NaB{H}_4}{\overset{1. Hg\left(OAc\right) 2.H_{2}O}{\to }}$ Product; Product is:-

1.     

2.  

3.  

4.  

How many stereoisomeric tetrabromides will be formed in the following reaction?

(a) 2

(b) 3

(c) 4

(d) 6

The major product (A) of the above reaction is:   

1.		2.
3.		4.

(Only one enantiomer is taken)
Which of the following statement is correct about A and B?
(a) A  and B are mixture of diastereomers
(b) A and B are mixture of enantiomers
(c) A and B are optically active
(d) B is racemic mixture

$\stackrel{{\mathrm{HO}}^{⊝}}{\to }$ (X) $\stackrel{\mathrm{CH}2=\mathrm{CH}-\stackrel{\oplus }{\mathrm{P}}\mathrm{Ph}3{\mathrm{Br}}^{⊝}}{\to }$ (Y)

Product (Y) of the above reaction is:

1.   

2.  

3.  

4.  

Reagent (A) and (B) in the above reaction are:

(a) A = RCO₃H, B = H₂O₂                         (b) A = RCO₃H, B = HIO₄

(c) A = RCO₃H, B = O₃                             (d) A = O₃, B = RCO₃H

Rank the following in the increasing order of rate of reaction with HBr.

(P) 

(Q)     

(R)    

1. R>P>Q

2. R>Q>P

3. P>R>S

4. P>S>R

Which of the following reactions generates the major product? Ignore stereoisomerism

(1)

(2)  

(3)  

(4)  

In the given selective hydrogenation which combination is incorrect ?

1. (w.c. = wilkinsons catalyst)

2.  (w.c. = wilkinsons catalyst)

3. 

4. $\underset{∆}{\overset{{\mathrm{H}}_2}{\to }}C{H}_2-CH=CH-C{H}_3$