The compound below is treated with a concentrated aqueous KOH solution. The products obtained are:

1.
2.
3.
4.

The structure of ‘A’ and type of isomerism in the above reaction are respectively: 

Compounds A and C in the following reaction are:

\(\small{\mathrm{CH}_3 \mathrm{CHO} \xrightarrow[{(ii) H_{2}O}]{(i)CH_{3}MgBr}(\mathrm{A}) \stackrel{\mathrm{H}_2 \mathrm{SO}_4}{\longrightarrow}(\mathrm{B}) \xrightarrow[]{Hydroboration \ oxidation}(C)}\)

1.  Identical                               

2.  Positional isomers

3.  Functional isomers       

4.  Optical isomers

What is the most suitable reagent for the below mentioned conversion?

${\mathrm{CH}}_3—\mathrm{CH}=\mathrm{CH}—{\mathrm{CH}}_2—\stackrel{\mathrm{O}}{\mathrm{C}}$
$\left|\right|$ $-{\mathrm{CH}}_3$ $$ $\to$ $$
$$ ${\mathrm{CH}}_3-\mathrm{CH}=\mathrm{CH}—{\mathrm{CH}}_2—\stackrel{\mathrm{O}}{\mathrm{C}}$
$\left|\right|—\mathrm{OH}$

1.  Tollens' reagent 

2.  Benzoyl peroxide

3.  ${\mathrm{I}}_2$ and NaOH solution

4.  Sn and NaOH solution

Which of the following compounds will give butanone on oxidation with alkaline ${\mathrm{KMnO}}_4$

solution?

1.  Butan-1-o1                 
2. Butan-2-ol
3.  Both (a) and (b)             
4.  None of the above

Carbonyl compound is treated with--- in Clemmensen reduction .

1.  Zinc amalgam + HCl

2.  Sodium amalgam + HCl

3. Zinc amalgam + nitric acid

4.  Sodium amalgam + ${\mathrm{HNO}}_3$

Which of the following compounds do not undergo aldol condensation?

Options are as follows:

1. a, b

2. b, d

3. b, c

4. c, d

Treatment of compound with NaOH solution yields

a.  Phenol

b.  Sodium phenoxide

c.  Sodium benzoate

d.  Benzophenone

Choose the correct option
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, d)

The conversions can be used for Clemmensen reduction are:

a.  Benzaldehyde into benzyl alcohol.

b.  Cyclohexanone into cyclohexane.

c.  Benzoyl chloride into benzaldehyde.

d.  Benzophenone into diphenyl methane.

Through which of the following reactions number of carbon atoms can be increased in the chain?
a.  Grignard reaction               
b.  Cannizzaro’s reaction
c.  Aldol condensation         
d.  HVZ reaction

Choose the correct option:
1. (a, b)
2. (b, c)
3. (c, d)
4. (a, c)