How many of the following are aromatic compounds?


1. 5 
2. 6 
3. 2 
4. 1 
 

Subtopic:  Aromaticity & Polarity |
 62%
Level 2: 60%+
Please attempt this question first.
Hints

How many deactivating groups are present among the following?
1. Two(2) 2. Three(3)
3. One(1) 4. Zero(0)
Subtopic:  Electron Displacement Effects |
 63%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.

IUPAC name of the compound given below is :



1. 2-Methylbutyne
2. 3-Methylbut-1-yne
3. 2-methylbutene
4 3-methylbutane
Subtopic:  Nomenclature |
 96%
Level 1: 80%+
Please attempt this question first.
Hints

advertisementadvertisement

Arrange the following in increasing order of acidity:
I: IV:
II: V:
III:
 
1. I < II < III < IV < V
2. II < I < IV < V < III
3. III < V < IV < I < II
4. II < IV < III < I < V
Subtopic:  Acidic & Basic Character |
 72%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.

Consider the following compounds.


Correct order of their basicity is:
1. III > II > I
2. I > II > III
3. II > I > III
4. II > III > I
Subtopic:  Acidic & Basic Character |
 73%
Level 2: 60%+
Please attempt this question first.
Hints

The purification method of organic compound does not depend on :
1. Nature of compound
2. Shape of compound
3. Density of compound
4. Solubility of compound
Subtopic:  Purification of Organic Compounds |
 86%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.

advertisementadvertisement

Arrange the following in increasing order of their stability:
a. b.
c. d.

1. (a) < (b) < (c) < (d)
2. (a) < (d) < (c) < (b)
3. (a) < (c) < (d) < (b)
4. (d) < (c) < (a) < (b)
Subtopic:  Electron Displacement Effects |
 74%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.

The number of ambident nucleophiles among the following is/are:
1. Three (3) 2. One (1)
3. Two (2) 4. Zero (0)
Subtopic:  Nucleophile & Electrophile |
 73%
Level 2: 60%+
Please attempt this question first.
Hints
Please attempt this question first.

Which of the following compounds or ions is most stable?
 
1. 2.
3. 4.
Subtopic:  Electron Displacement Effects |
 89%
Level 1: 80%+
Please attempt this question first.
Hints

advertisementadvertisement

The correct structure for the IUPAC name 3-Methylpent-2-enal is:
1. 2.
3. 4.
Subtopic:  Nomenclature |
 84%
Level 1: 80%+
Please attempt this question first.
Hints
Please attempt this question first.