MEDIUM
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The conformation of isopentane having maximum torsional and maximum Van der waal strain is

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Important Questions on Hydrocarbons

MEDIUM
What will be the CORRECT stability order of the different conformations of n -butane ?
EASY
The dihedral angle in staggered form of Newmann's projection of 1,1,1-Trichloro ethane is degree. (Round off the answer to the nearest integer)
MEDIUM
The conformations of n -butane, commonly known as eclipsed, gauche and anti-conformations can be interconverted by
MEDIUM
The energy difference between the staggered and eclipsed conformations of ethane is
HARD
The number of structural isomers for C6H14 is:
MEDIUM

Arrange the following conformational isomers of n-butane in order of their increasing potential energy:
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EASY
In the following skew conformation of ethane, H'-C-C-H dihedral angle is:
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MEDIUM

Which hydrogen in compound E is easily replaceable during bromination reaction in presence of light ?

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EASY
The work done during combustion of 9×10-2 kg of ethane, C2H6(g) at 300 K is (Given R=8.314 JK1mol1 , atomic mass C=12,H=1 )
MEDIUM
Which of these factors does not govern the stability of a conformation in acyclic compounds?
MEDIUM
IUPAC name of lowest molecular mass alkane containing chiral carbon is
EASY
Conservation of hexane into benzene involves the reaction of:
EASY
Hydrocarbon A reacts with bromine by substitution to form an alkyl bromide which by Wurtz reaction is converted to a gaseous hydrocarbon containing less than four carbon atoms, A is
MEDIUM
Dihedral angle of least stable conformer of ethane is:
MEDIUM
Which of the following is not an example of heterogeneous catalysis reaction?
HARD

Isomers of hexane, based on their branching, can be divided into three distinct classes as shown in the figure.

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The correct order of their boiling point is

MEDIUM
The major product of the following reaction is:

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MEDIUM
Write a short note on 'Wurtz reaction'.
MEDIUM
The correct statement regarding the comparison of staggered and eclipsed conformations of ethane, is:
EASY
The reactions of alkanes are explosive with which halogen?