Maximum enol content is in 

1. 

2.

3.

 

4. 

Subtopic:  Structural Isomers |
 51%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

The relative stability order of carbanions CH≡C-, CH- and CH2=CH- is ____________

1. CHC->CH2=CH->CH3-

2. CH3->CH2=CH->CHC-

3. CHC-<CH2=CH->CH3-

4. CH2=CH-<CHC-<CH3-

Subtopic:  Reaction Intermediates ; Preparation & Properties |
 67%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

A solution of (+)-1 chloro-1-phenylethane in toluene racemizes slowly in the presence of small amount of SbCl5 due to formation of

1. carbanion           2. carbene

3. free radical          4. carbocation

Subtopic:  Reaction Intermediates ; Preparation & Properties |
 53%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Among the following compounds, the strongest acid is

1. HC≡CH              
2. C6H6
3. C2H6                
4. CH3OH

Subtopic:  Acidic & Basic Character |
 54%
From NCERT
Please attempt this question first.
Hints
Please attempt this question first.

Which of the following is the strongest nucleophile?

1. Br-         
2. OH-
3. CN-        
4. CH3O-

Subtopic:  Nucleophile & Electrophile |
From NCERT
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Which order for basic character of amine is correct for following compounds?

1. 3>1>2>5>4              2. 3>2>1>5>4

3. 3>1>2>4>5              4. 3>2>1>4>5

 

Subtopic:  Acidic & Basic Character |
 64%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

Which of the following is the most stable carbocation

1. 

2. 

3. CH2=CH-CH2

4. CH2=CH

Subtopic:  Reaction Intermediates ; Preparation & Properties |
 53%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints

In the following compounds

The order of acidity is-

1. III>IV>I>II              
2. I>IV>III>II
3. II>I>III>IV              
4. IV>III>I>II

Subtopic:  Acidic & Basic Character |
 78%
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 correct increasing order of carbon-carbon bond length in the given compounds is: 

1. III<II<I<IV

2. IV<I<II<III

3. I<II<III<IV

4. I<IV<III<II

Subtopic:  Hybridisation & Structure of Carbon Compounds |
 83%
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

In the following compounds,

The order of basicity is

1. IV>I>III>II

2. III>I>IV>II

3. II>I>III>IV

4. I>III>II>IV

Subtopic:  Acidic & Basic Character |
 54%
To view explanation, please take trial in the course.
NEET 2023 - Target Batch - Aryan Raj Singh
Hints