Incorrectly matched common name with IUPAC name is- 

Common name	IUPAC name
1.  Benzalacetophenone	(E)-1,3-Diphenylprop-2-en-1-one
2. Glutaric acid	Pentenedioic acid
3.  Adipic acid	Hexane-1,6-dioic acid
4.  Pyruvic acid	2-Oxopropanoic acid

How many structural and geometrical isomers are possible for dimethylcyclohexane?

1.  3, 3

2.  4, 6

3.  6, 6

4.  6, 3

The compound, whose stereochemical formula is shown below,
exhibits A-geometrical isomers and B-optical isomers:

The values of A and B  are:

1. 4 and 4

2. 4 and 2

3. 2 and 4

4. 2 and 2 

The chiral compound/s among the following options is/are:

I. 

II. 

III. 

IV. 

1.  II and IV

2.  II and III

3.  II, III and I

4.  Only II

Which of the following organic compounds exhibit tautomerism?

I.		II.
III.		IV.

1. I and II

2. I, III and IV

3. I, II and IV

4. I, II, III and IV

The number of possible enantiomeric pairs than can be produced during monochlorination of 2-methylbutane is 

1.  2

2.  3

3.  4

4.  1

Choose the correct statement about the compounds A, B and C

A.  

B. 

C.

1.  A and B are identical

2.  A and B are diastereomers

3.  A and C are enantiomers

4.  A and B enantiomers  

Arrange the following groups in order of decreasing - I (inductive) effect :

${\mathrm{NO}}_2,$ $\mathrm{C}{\left({\mathrm{CH}}_3\right)}_3,$ ${\mathrm{CH}}_3,$ ${\mathrm{OCH}}_3,$ $\mathrm{Br}$

1.  ${\mathrm{NO}}_2>\mathrm{Br}>{\mathrm{OCH}}_3>\mathrm{C}{\left({\mathrm{CH}}_3\right)}_3>{\mathrm{CH}}_3$

2.  ${\mathrm{NO}}_2>\mathrm{Br}>{\mathrm{OCH}}_3>{\mathrm{CH}}_3>\mathrm{C}{\left({\mathrm{CH}}_3\right)}_3$

3.  ${\mathrm{NO}}_2>{\mathrm{OCH}}_3>\mathrm{Br}>\mathrm{C}{\left({\mathrm{CH}}_3\right)}_3>{\mathrm{CH}}_3$

4.  ${\mathrm{NO}}_2>{\mathrm{OCH}}_3>\mathrm{C}{\left({\mathrm{CH}}_3\right)}_3>\mathrm{Br}>{\mathrm{CH}}_3$

How many optically active stereoisomers are possible for butane-2,3-diol?

1. 1

2. 2

3. 3

4. 4

The compounds that show geometrical isomerism among the following are:

a. 2-Butene

b. Propene

c. 1-Phenylpropene

d. 2-Methylbut-2-ene

1. a, b

2. c, d

3. a, b, c

4. a, c