EASY
Earn 100

Describe sawhorse projections of alkanes.

Important Questions on Hydrocarbons

MEDIUM
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
What will be the CORRECT stability order of the different conformations of n -butane ?
EASY
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
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
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
The conformations of n -butane, commonly known as eclipsed, gauche and anti-conformations can be interconverted by
MEDIUM
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
The energy difference between the staggered and eclipsed conformations of ethane is
HARD
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
The number of structural isomers for C6H14 is:
MEDIUM
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes

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

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

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EASY
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
The work done during combustion of 9×10-2 kg of ethane, C2H6(g) at 300 K is (Given R=8.314 JK−1mol−1 , atomic mass C=12,H=1 )
MEDIUM
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
Which of these factors does not govern the stability of a conformation in acyclic compounds?
MEDIUM
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
IUPAC name of lowest molecular mass alkane containing chiral carbon is
EASY
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
The reactions of alkanes are explosive with which halogen?
EASY
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
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
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
Dihedral angle of least stable conformer of ethane is:
MEDIUM
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
Which of the following is not an example of heterogeneous catalysis reaction?
HARD
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes

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
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
The major product of the following reaction is:

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MEDIUM
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
Write a short note on 'Wurtz reaction'.
MEDIUM
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
The correct statement regarding the comparison of staggered and eclipsed conformations of ethane, is:
EASY
Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
Conservation of hexane into benzene involves the reaction of: