The correct order of basicities of the following compounds is:

(1)

(2) CH3-CH2-NH2

(3) (CH3)2NH

(4) CH3-C||O-NH2

1. 2>1>3>4         

2. 1>3>2>4

3. 3>1>2>4         

4. 1>2>3>4

Subtopic:  Acidic & Basic Character |
 55%
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Consider the acidity of the following carboxylic acids

(i) PhCOOH

(ii) o-NO2C6H4COOH

(iii) p-NO2C6H4COOH

(iv)m-NO2C6H4COOH

1. i>ii>iii>iv

2. ii>iv>iii>i

3. ii>iv>i>iii

4. ii>iii>iv>i

Subtopic:  Acidic & Basic Character |
 73%
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The IUPAC name of   

1. 2,3-diethyl butane

2. 3,4-dimethyl hexane

3. 3-methyl pentane

4. 2-ethyl 3-methyl pentane

Subtopic:  Nomenclature |
 70%
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Hybridisation of N in pyrrole  is

1. sp                               
2. sp2
3. sp3                             
4. sp3d

Subtopic:  Hybridisation & Structure of Carbon Compounds |
 58%
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The most reactive of these compounds towards sulphonation is

1. Toluene                2. Chlorobenzene

3. Nitrobenzene        4. m-Xylene

Subtopic:  Nucleophile & Electrophile |
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In the above compound, arrange the nitrogen according to their decreasing basic strength.

1. 1>2>3>4

2. 4>3>1>2

3. 2>4>1>3

4. 3>4>1>2

Subtopic:  Acidic & Basic Character |
 60%
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 The correct stability order for the following species is:

1. II>IV>I>III

2. II>I>III>IV

3. II>I>IV>III

4. I>III>II>IV

Subtopic:  Reaction Intermediates ; Preparation & Properties |
 73%
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The most stable carbanion among the following is-

1. 2.
3. 4.
Subtopic:  Reaction Intermediates ; Preparation & Properties |
 84%
From NCERT
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How many geometrical isomers are possible of the following?

 CH3-CH=CH-CH=CH-CH3

1. 2             2. 3

3. 4             4. 6

Subtopic:  Stereo Isomers |
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Most stable radical is

1. 

2. 

3. 

4. 

Subtopic:  Reaction Intermediates ; Preparation & Properties |
From NCERT
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