Which of the following compounds will exhibit geometrical isomerism?
3-phenyl-1-butene
2-phenyl-1-butene
1, 1-diphenyl-1-proene
1-phenyl-2-butane
Which of the following compounds is insoluble even in hot concentrated H2SO4?
Benzene
Hexane
Aniline
Ethylene
B.
Hexane
As alkanes (hexane) are insoluble even in hot concentrated H2SO4.
Which of the following is a meso-compoud?
cis-1, 3-dimethylcyclohexane
trans-1, 3-dimethylcyclohexane
cis-1, 4-dimehylcyclohexane
trans-1, 4-dimethylcyclohexane
The correct IUPAC name of following compound
2-methyl–5-nitro-1-chlorobenzene
2-chloro–1-methyl-4-nitrobenzene
5-chloro–4–methyl–1–nitrobenzene
3-chloro–4–methyl–1–nitrobenzene
The principle of Column Chromatography is
Capillary action
Differential absorption of the substances on the solid phase
Differential absorption of the substances on the phase
Gravation force
Which of the these factors does not govern the stability of a conformation in acyclic compounds:
Torsional strain
Steric interaction
Electrostatic forces of interaction
Angle strain
In chromatography, which of the following statements is INCORRECT for Rf ?
Rf value depends on the type of chromatography
Rf value is dependent on the mobile phase.
Higher Rf value means higher adsoption
The value of Rf can not be more than more.
Number of stereo centers present in linear and cyclic structures of glucose are respectively
5 & 5
4 & 4
5 & 4
4 & 5