Identify (Z) in the following reaction series,

C₂H₅I$\underset{\mathrm{KOH}}{\overset{\mathrm{Alcoholic} }{\to }}$ (x) $\stackrel{{\mathrm{Br}}_2}{\to }$ (Y) $\stackrel{\mathrm{KCN}}{\to }$(Z):

1. CH₃-CH₂-CN

2. $\begin{array}{ccc}\underset{\mathrm{CN}}{\underset{|}{{\mathrm{CH}}_2}}& -& \underset{\mathrm{CN}}{\underset{|}{{\mathrm{CH}}_2}}\end{array}$

3. $\begin{array}{ccc}\underset{\mathrm{Br}}{\underset{|}{{\mathrm{CH}}_2}}& -& \underset{\mathrm{CN}}{\underset{|}{{\mathrm{CH}}_2}}\end{array}\begin{array}{}\end{array}$

4. $\begin{array}{ccc}\underset{\mathrm{Br}}{\underset{|}{\mathrm{CH}}}& =& \underset{\mathrm{CN}}{\underset{|}{\mathrm{CH}}}\end{array}$

Identity ‘Z’ in the following reaction series,
                      aq. NaOH Al2O3(Heat) HOCl
CH₃.CH₂CH₂Br→  (X)    →   (Y) →(z)

1. Mixture of
CH₃-CH-CH₂ and CH₃-CH-CH₂
           l     l                l     l
         Cl    Cl              OH Cl

2. CH₃-CH-CH₂
              l       l
             OH   Cl

3. CH₃-CH-CH₂
              l      l
             Cl   OH

4. CH₃-CH-CH₂
               l     l
              Cl   Cl

A compound A of formula C₃H₆Cl₂ on reaction with alkali can give B of formula C₃H₆O or C of formula C₃H₄. B on oxidation gave a compound of the formula C₃H₆O₂. C with dilute H₂SO₄ containing Hg²⁺ ion gave D of formula C₃H₆O, which with bromine and NaOH gave the sodium salt of C₂H₄O₂. Then A is:

1. CH₃CH₂CHCl₂
2. CH₃CCl₂CH₃
3. CH₃CHClCH₂Cl
4. CH₂ClCH₂CH₂Cl

Which chloro derivative of benzene among the following would undergo hydrolysis most readily with aqueous NaOH to furnish the corresponding hydroxy derivative?

1. 

2. 

3. 

4. ${\mathrm{C}}_6{\mathrm{H}}_5\mathrm{Cl}$

Which of the following compounds are optically active?

(i). 

(ii). 

(iii). 

(iv). 

1. (i) & (ii)

2. (i) & (iii)

3. (ii) & (iii)

4. (i) & (iv)

Which of the following is not product of above reaction?

1. 

2. 

3. 

4. 

Product A is

1. 

2. 

3. 

4. 

Which of the following compound would not give an E2 product when treated with sodium ethoxide?

1. 

2. 

3. 

4. 

In which reaction product formation does not takes place by Hofmann's Rule?

1. 

2. 

3. 

4. 

Product B is

1. 

2. ${\mathrm{CH}}_3-{\mathrm{CH}}_2-\mathrm{O}-{\mathrm{CH}}_2{\mathrm{CH}}_2\mathrm{OH}$

3. ${\mathrm{CH}}_3-{\mathrm{CH}}_2-\mathrm{S}-{\mathrm{CH}}_2-{\mathrm{CH}}_2-\mathrm{OH}$

4. ${\mathrm{CH}}_3{\mathrm{CH}}_2\mathrm{OH}$