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The reagent used for the separation of acetaldehyde from acetophenone is:
1.  NaHSO₃         
2.  C₆H₅NHNH₂           
3.  NH₂OH             
4.  NaOH and I₂

The major organic product formed from the following reaction
 $\underset{\left(\mathrm{ii}\right) {\mathrm{LiAlH}}_4 \left(\mathrm{iii}\right) {\mathrm{H}}_2\mathrm{O}}{\overset{\left(\mathrm{i}\right) {\mathrm{CH}}_3{\mathrm{NH}}_2}{\to }}$ ... is 
 

1.
2.
3.
4.

1. 
2.
3.                 
4.

 A and B in the following reactions are $\underset{\mathrm{KCN}}{\overset{\mathrm{HCN}/}{\to }}$A$\stackrel{\mathrm{B}}{\to }$    
1. A=${\mathrm{RR}}^{\text{'}}{\mathrm{CH}}_2\mathrm{CN}$, B=NaOH
2. A=, B=${\mathrm{CH}}_3$
3. A=, B=${\mathrm{CH}}_3$
4. A=, B=${\mathrm{LiAlH}}_4$
 

1.
2.
3.
4.	​​​​​​​

Trichloroacetaldehyde, CCl₃CHO reacts with chlorobenzene in the presence of sulphuric acid and produces                                                                         
 

1.
2.
3.
4.

1.  
2.  
3.  
4.  

Lacrymator or tear gas is:
1. C₆H₅COCl                               
2. C₆H₅OC₆H₅
3. C₆H₅COCH₂Cl                         
4. C₆H₅COCH₃

Formaldehyde can be distinguished from acetaldehyde by:
1. Fehling's solution                     
2. Schiff's reagent
3. Ammonia                               
4. Ammoniacal ${\mathrm{AgNO}}_3$

Compound (A) C₅H₁₀O forms a phenyl hydrazone and gives negative Tollen's and iodoform tests. Compound (A) on reduction gives n-pentane. Compound (A) is:
1. a primary alcohol
2. an aldehyde
3. a ketone
4. a secondary alcohol 

Which of the following has most acidic proton?
1. CH₃COCH₃                             
2. (CH₃)₂C=CH₂
3. CH₃COCH₂COCH₃                   
4. (CH₃.CO)₃CH

Muscone (an explosive perfume secreted by musk deer) has the structure
 
 . Its IUPAC name is:
1. 3-methyl cyclopentadecanone
2. methyl cyclopentadecan-3-one
3. 3-methyl cyclotetradecanone
4. 3-methyl cyclohexadecan-3-one

For the reaction:

Which reagent will be appropriate for the above conversion?
1. Zn-Hg/HCl
2. NH₂-NH₂/OH^-
3. LiAlH₄/H^$\oplus$
4. HI/P

In the following reaction:

The structure of the major product 'X' is
(1)

(2)

(3)

(4)

$\underset{\mathrm{ii}·∆}{\overset{\mathrm{i}·{\mathrm{K}}_2{\mathrm{Cr}}_2{\mathrm{O}}_7}{\to }}$X; X is
1. 
2.
3.
4.

$\stackrel{\mathrm{PCC}}{\to }$$A \underset{{\mathrm{H}}^{+}}{\overset{{\mathrm{CH}}_3{\mathrm{NH}}_2}{\to }} B$$\stackrel{{\mathrm{H}}_2/\mathrm{Pd}-\mathrm{C}}{\to }$Product
Product is
1.
2.
3.
4.
 

$\underset{\mathrm{Zn}/{\mathrm{H}}_2\mathrm{O}}{\overset{{\mathrm{O}}_3\left(\mathrm{I} \mathrm{mole}\right)}{\to }}$ P$\underset{∆}{\overset{\mathrm{NaOH}}{\to }}$  Q; Q is
1.
2.
3.
4.

Which shows decarboxylation by heating
1.
2.
3.
4.

Consider the following reaction,
$\underset{∆}{\overset{{\mathrm{P}}_2{\mathrm{O}}_5}{\to }}$Product
Product is?

1.		2.
3.		4.

In the reaction
 

The oxidizing agent can be
1. alkaline KMnO₄
2. acidified K₂Cr₂O₇
3. benedict's solution
4. All of the above

Why does the reaction produce stable salt?

Because
1. In 'A' the ring is aromatic
2. 6 p electrons are present
3. Ring in a is stabilized by closed-loop conjugation
4. All of these

The major product of reaction

(1)
(2)
(3)
(4)

X, Y both responds to FeCl3 test and 2, 4 DNP test. One is thermodynamically controlled product (TCP) and another is kinetically controlled product (KCP). KCP is

(1)
(2)
(3)
(4)	All of these

The product(s) Z is

(1)
(2)
(3)
(4)

In the below reaction, product 'P' is:

1.		2.
3.		4.