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When cyclohexane is poured on water, it floats, because

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Important Questions on Hydrocarbons

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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
The compound having the lowest boiling point is
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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
The correct statement regarding the comparison of staggered and eclipsed conformations of ethane, is:
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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes

Identify the decreasing order of boiling point of alkanes

(i) n-pentane

(ii) Isopentane

(iii) Neopentane

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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes

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

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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
Write a short note on 'Wurtz reaction'.
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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
Which of the following is not an example of heterogeneous catalysis reaction?
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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

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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
Which of the following organic compounds has same hybridization as its combustion product -CO2?
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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)
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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
Conservation of hexane into benzene involves the reaction of:
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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
The major product of the following reaction is:

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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 )
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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
Bromination of cyclohexene under conditions given below yields:

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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
Arrange n-pentane (I), isopentane (II) and neopentane (III) in the decreasing order of their boiling point.
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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
The gas evolved on heating CH3MgBr in methanol is:
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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
How many gram of sodium (atomic mass 23 u) is required to prepare one mole of ethane from methyl chloride by Wurtz reaction?
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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
In the following skew conformation of ethane, H'-C-C-H″ dihedral angle is:
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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
The reactions of alkanes are explosive with which halogen?
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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
Which of these factors does not govern the stability of a conformation in acyclic compounds?
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Chemistry>Organic Chemistry>Hydrocarbons>Alkanes
The number of structural isomers for C6H14 is: