Arrange the reactivity of given compounds in decreasing order for hydrolysis reaction?

a. ${\mathrm{CH}}_3-\stackrel{\stackrel{\mathrm{O}}{\left|\right|}}{\mathrm{C}}-{\mathrm{NH}}_2$

b. ${\mathrm{CH}}_3-\stackrel{\stackrel{\mathrm{O}}{\left|\right|}}{\mathrm{C}}-\mathrm{Cl}$

c. ${\mathrm{CH}}_3-\stackrel{\stackrel{\mathrm{O}}{\left|\right|}}{\mathrm{C}}-\mathrm{O}-\stackrel{\stackrel{\mathrm{O}}{\left|\right|}}{\mathrm{C}}-{\mathrm{CH}}_3$

d. ${\mathrm{CH}}_3-\stackrel{\stackrel{\mathrm{O}}{\left|\right|}}{\mathrm{C}}-{\mathrm{OC}}_2{\mathrm{H}}_5$

Select the correct answer form the codes given below:

Codes :

1. a b c d

2. b c d a

3. b c a d

4. a d b c

In which reaction product formation takes place by Saytzeff rule?

1. ${\mathrm{CH}}_3-{\mathrm{CH}}_2-\stackrel{\stackrel{\mathrm{Br}}{|}}{\mathrm{C}}\mathrm{H}-{\mathrm{CH}}_3\stackrel{{\mathrm{CH}}_3\mathrm{ONa}/∆}{\to }$

2. ${\mathrm{CH}}_3-\underset{\underset{{\mathrm{CH}}_3}{|}}{\overset{\stackrel{\mathrm{OH}}{|}}{\mathrm{C}}}-{\mathrm{CH}}_3\stackrel{\mathrm{conc}. {\mathrm{H}}_2{\mathrm{SO}}_4/∆}{\to }$

3. ${\mathrm{CH}}_3-\underset{\underset{{\mathrm{CH}}_3}{|}}{\overset{\stackrel{\mathrm{Br}}{|}}{\mathrm{C}}}-{\mathrm{CH}}_3\stackrel{\mathrm{alc}. \mathrm{KOH}/∆}{\to }$

4. ${\mathrm{CF}}_3-{\mathrm{CHCl}}_2\stackrel{\mathrm{alc}. \mathrm{KOH}/∆}{\to }$

Which alcohol is most reactive for dehydrogenation or dehydration?

1. ${\mathrm{CH}}_3-\stackrel{\stackrel{\mathrm{OH}}{|}}{\mathrm{C}}\mathrm{H}-{\mathrm{CH}}_2-{\mathrm{NO}}_2$

2. ${\mathrm{CH}}_3-\stackrel{\stackrel{\mathrm{OH}}{|}}{\mathrm{C}}\mathrm{H}-{\mathrm{CH}}_2-\mathrm{CHO}$

3. ${\mathrm{CH}}_3-\stackrel{\stackrel{\mathrm{OH}}{|}}{\mathrm{C}}\mathrm{H}-{\mathrm{CH}}_2-\mathrm{CN}$

4. ${\mathrm{CH}}_3-\stackrel{\stackrel{\mathrm{OH}}{|}}{\mathrm{C}}\mathrm{H}-{\mathrm{CH}}_2-{\mathrm{COCH}}_3$

Which among the following compounds has minimum pH value?

1. butane

2. 2-butene

3. 1-butyne

4. 2-butyne

In the given reaction,

${\mathrm{C}}_6{\mathrm{H}}_5-\mathrm{C}\equiv \mathrm{C}-{\mathrm{CH}}_3\stackrel{\mathrm{Na}/{\mathrm{NH}}_3\left(\mathcal{l}\right)}{\to }\left[\mathrm{X}\right]$

[X] will be 

1. 1-phenylpropane

2. 1-phenylpropene

3. trans-1-phenyl propene

4. cis-1-phenylpropene

In the given reaction,

[X] will be:

(1) 

(2) 

(3) 

(4) 

Arrange the reactivity of given compounds in decreasing order for electrophilic addition reaction:

(i)  ${\mathrm{C}}_6{\mathrm{H}}_5-\mathrm{CH}={\mathrm{CH}}_2$

(ii) ${\mathrm{C}}_6{\mathrm{H}}_5-\underset{\underset{{\mathrm{CH}}_3}{|}}{\mathrm{C}}=\mathrm{CH}-{\mathrm{CH}}_3$

(iii) ${\mathrm{C}}_6{\mathrm{H}}_5-\underset{\underset{{\mathrm{C}}_6{\mathrm{H}}_5}{|}}{\mathrm{C}}=\mathrm{CH}-{\mathrm{CH}}_3$

(iv) ${\mathrm{H}}_2\mathrm{C}=\mathrm{CH}-{\mathrm{NO}}_2$

Select the correct answer from the codes given below:

Codes:

(1) (iv) (i) (ii) (iii)

(2) (iii) (ii) (i) (iv) 

(3) (ii) (iii) (i) (iv)

(4) (ii) (iii) (iv) (i)

Consider the following statements:

(i) Alkene is more reactive than alkyne for electrophilic addition reaction.

(ii) Alkyne gives nucleophilic as well as electrophilic addition reaction.

(iii) Alkyne is more reactive than alkene for nucleophilic addition reaction.

(iv) For electrophilic addition reaction, RI of alkyne is alkyl carbonation.

Of these, correct statements are:

(1) only (i)

(2) (i) and (ii)

(3) (i), (ii) and (iv)

(4) (i), (ii) and (iii)

In the given reaction

$\underset{{\mathrm{N}}_2 \mathrm{gas}}{\overset{{\mathrm{CH}}_2{\mathrm{N}}_2/\mathrm{h\nu }}{\to }}$

The product will be:

1. 

2. 

3. Mixture of 1 and 2 

4. $C{H}_3-C{H}_2-C{H}_2-C{H}_2-C{H}_3$

Which compound is least reactive for nucleophilic addition reaction?

(1) ${\mathrm{C}}_6{\mathrm{H}}_5\mathrm{CHO}$

(2) ${\mathrm{C}}_6{\mathrm{H}}_5-\stackrel{\mathrm{O}}{\stackrel{\left|\right|}{\mathrm{C}}}-{\mathrm{CH}}_3$

(3) ${\mathrm{C}}_6{\mathrm{H}}_5-\stackrel{\mathrm{O}}{\stackrel{\left|\right|}{\mathrm{C}}}-{\mathrm{C}}_6{\mathrm{H}}_5$

(4) ${\mathrm{CH}}_3-\stackrel{\mathrm{O}}{\stackrel{\left|\right|}{\mathrm{C}}}-{\mathrm{CH}}_3$