In the following, the most stable conformation of n-butane is
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