EASY
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Write the IUPAC name of Isobutane. (2-Ethylbutane/ 2-methylpropane)

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Important Questions on Hydrocarbons

MEDIUM

Identify A in the given chemical reaction.

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HARD
The number of structural isomers for C6H14 is:
EASY
In the following skew conformation of ethane, H'-C-C-H dihedral angle is:
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EASY
The reactions of alkanes are explosive with which halogen?
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The number of primary, secondary, tertiary and quaternary carbons in neopentane are respectively:
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Conservation of hexane into benzene involves the reaction of:
MEDIUM
Which of these factors does not govern the stability of a conformation in acyclic compounds?
MEDIUM
Which of the following reactions produce(s) propane as a major product?
MEDIUM
Arrange the following CH3+,CH4 and CH3- in order of increasing H-C-H bond angles 
EASY
Which one of the following molecules contains only primary and tertiary carbon atoms?
MEDIUM

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

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EASY

What is the IUPAC name for the following compound?

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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 )
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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)
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
How many gram of sodium (atomic mass 23 u) is required to prepare one mole of ethane from methyl chloride by Wurtz reaction?
EASY
Which of the following organic compounds has same hybridization as its combustion product -CO2?
MEDIUM
The correct statement regarding the comparison of staggered and eclipsed conformations of ethane, is:
EASY
Identify the number of secondary carbon atoms in glucose.
EASY
Number of primary carbon atoms present in 3-Ethyl-2,4-dimethylheptane is ?