$\underset{\left(ii\right) C{H}_{3}Br}{\overset{\left(i\right) NaN{H}_2.N{H}_2}{\to }} \left(A\right) \underset{Lindiar catalyst}{\overset{H_2}{\to }} \left(B\right) ; Product \left(B\right) is :$

1.

2.

3.

4. 

A compound that gives an optically inactive compound on treatment with H₂(2 moles)/ Pt is-

1. 3-Methyl-1-pentyne

2. 4-Methyl-1-hexyne

3. 3-Methyl-1-heptyne

4. None of the above

Compound (x) will be:

(a) 

(b) 

(c) 

(d) 

Which alkyne yields butanoic acid (CH₃CH₂CH₂CO₂H) as the only organic product on treatment with ozone followed by the hydrolysis?

1. 1-Butyne             

2. 4-Octyne               

3. 1-Pentyne               

4. 2-Hexyne

The degree of unsaturation in compound (A) is -

(1) 7                       

(2) 8                       

(3) 9                             

(4) 10

What is the correct order of the rate of the electrophilic aromatic substitution reaction (EASR) for the given compounds?

(a)		(b)
(c)		(d)

The major product formed in the reaction is:

1. 
2. 
3. 
4. 

Rank the following reactions A, B and C in order of increasing rate:

(A) 
(B)
(C)

1. B>A>C
2. B>C>A
3. A>B>C
4. A>C>B

Identify the position where E.A.S. can take place.
1. 1
2. 2
4. 3
4. 4

The rate of nitration will be:

(a) a>b>c

(b) a>c>b

(c) a=b=c

(d) c>a>b