Dry distillation of barium salt of Hexane-1,6-dicarboxylic acid gives:

1. 

2. 

3. 

4. 

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 65%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Polarisation of electrons in acrolein may be written as             

1. Cδ+H2=CH-CH=Oδ-

2. Cδ+H2=Cδ+H-CH=O

3. Cδ+H2=CH-CH=Oδ+

4. Cδ+H2=CH-Cδ+H=O

 

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 81%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Consider the following reaction;

CH3Br + Mg EtherAHCHOBHOHC

compound C is:

1. acetic acid

2. acetaldehyde

3. ethyl alcohol

4. formic acid

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 65%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

The conversion of CH3OH to CH3COOH can be brought in by:

1. K2Cr2O7/H+                           

2. CO + Rh

3. KMnO4                                   

4. H3PO4

Subtopic:  Carboxylic Acids: Preparation & Properties |
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Benzaldehyde and acetaldehyde can be distinguished by:

1. iodoform test

2. 2,4 - DNP test

3. NH3 reaction

4. Wolff-Kishner's reduction

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 75%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Fehling's solution is:

1. Acidified copper sulphate solution

2. Ammoniacal cuprous chloride solution

3. Copper sulphate, Rochelle salt + NaOH

4. None of the above

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 76%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which compounds will not reduce Fehling's solution?

1. Methanal                                 

2. Ethanal

3. Trichloroethanal                       

4. Benzaldehyde

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 77%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Acetaldehyde normally reacts with                

1. only electrophiles

2. only nucleophiles

3. only free radicals

4. both electrophiles and nucleophiles

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 55%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Muscone (an explosive perfume secreted by musk deer) has the structure

Structural formula of muscone

 . Its IUPAC name is:

1. 3-methyl cyclopentadecanone

2. methyl cyclopentadecan-3-one

3. 3-methyl cyclotetradecanone

4. 3-methyl cyclohexadecan-3-one

 

Subtopic:  Name Reaction |
 68%
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh

Which of the following has most acidic hydrogen?

1. 3-hexanone                         

2. 2,4-hexanedione

3. 2,5-hexanedione                   

4. 2,3-hexanedione

Subtopic:  Aldehydes & Ketones: Preparation & Properties |
 52%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints