Which of the following has asymmetric carbon atom?

 

Stereoisomers (geometrical or opticals) which are neither superimposable nor mirror image to each other are called:

(1) enantiomers             

(2) mesomers

(3) tautomers               

(4) diastereomers

Diastereomers can be separated by:

(a) fractional distillation               (b) simple distillation

(c) electrophoresis                      (d) all of these

Which of the following pairs of carbon skeletons is an example of isomerism?

The number of isomeric structures for C₂H₇N would be:
1. 4
2. 3
3. 2 
4. 1

Number of isomers possible for C₄H₈ are _________

1. 4     

2. 3       

3. 2     

4. 6

The prefix name of -SH group in the IUPAC system is:

1. mercapto             
2. thiol
3. sulfide 
4. None of these

Which of the following will exhibit chirality?             

(1) 2-methyl hexane

(2) 3-methyl hexane

(3) Neopentane

(4) Isopentane

The property by virtue of which a compound can turn the plane of polarization of light is known as:

1. Photolysis              
2. Phosphorescence
3. Optical activity          
4. Polarization

How many primary carbon atoms are there in the compound,

(a) 6               (b) 2

(c) 4               (d) 3