The compound Y in the above sequence of reactions is:

 

1. 1-Phenylethene

2. 2-Phenyl-2-propanol

3. Acetophenone

4. Benzaldehyde

In the following reaction:

The structure of the major product 'X' is

(1)

(2)

(3)

(4)

The compound A can be exclusively oxidized into ​​​B by:
 

1. NaCN, followed by hydrolysis

2. NaOI, followed by H₃O⁺

3. KMnO₄(hot), followed by hydrolysis

4. K₂Cr₂O₇, followed by H₃O⁺

X $\underset{∆}{\overset{{\mathrm{KMnO}}_4}{\leftarrow }}$$\stackrel{∆}{\to }$Y

In the above reaction, X and Y are:

1. Identical

2. Homologous

3. Structural Isomers

4. Stereoisomers

\(\xrightarrow[\left(ii\right) H^{+} / H_{2} O]{\left(i\right) NaOH / 100^{\circ}}\)

Major Product is:

1. 

2.

3.

4.

Which compound is most reactive towards nucleophilic addition?

1. CH₃CHO

2. PhCOCH₃

3. PhCOPh

4. CH₃COCH₃

The reaction

is fastest when X is

1. Cl

2. NH₂

3. OC₂H₅

4. OCOR

In a set of reaction propionic acid yielded a compound D.

CH3CH2COOH$\stackrel{{\mathrm{SOCl}}_2}{\to }$ B$\underset{∆}{\overset{N{H}_3}{\to }}$ C$\underset{{\mathrm{Br}}_2}{\overset{\mathrm{KOH}}{\to }}$
$$

The structure of D would be

1. CH₃CH₂NHCH₃

2. CH₃CH₂NH₂

3. CH₃CH₂CH₂NH₂

4. CH₃CH₂CONH₂

Hex-3-ene$\underset{2. \mathrm{Zn}, {\mathrm{H}}_2\mathrm{O}}{\overset{1. {\mathrm{O}}_3}{\to }}$ A $\underset{{\mathrm{H}}^{+}}{\overset{{\mathrm{KMnO}}_4}{\to }}$ B $\underset{\mathrm{Red} \mathrm{P}}{\overset{{\mathrm{Br}}_2}{\to }}$ C$\stackrel{\mathrm{KOH} \left(\mathrm{aq}\right)}{\to }$D

D is :-

1. ${\mathrm{CH}}_3-\underset{\mathrm{Br}}{\underset{|}{\mathrm{CH}}}-\mathrm{COOH}$                           

2.  ${\mathrm{CH}}_3-{\mathrm{CH}}_2-\mathrm{CHO}$

3. ${\mathrm{CH}}_3-\underset{\mathrm{Br}}{\underset{|}{\mathrm{CH}}}-\mathrm{CHO}$                         

4.  ${\mathrm{CH}}_3-\underset{OH}{\underset{|}{\mathrm{CH}}}-\mathrm{COOH}$

$\underset{\mathrm{ii}·∆}{\overset{\mathrm{i}·{\mathrm{K}}_2{\mathrm{Cr}}_2{\mathrm{O}}_7}{\to }}$X; X is

1. 

2.

3.

4.