S.No. |
Property |
Alkanes |
Alkenes |
Alkynes |
|
General Formula |
CnH2n+2 |
CnH2n |
CnH2n-2 |
|
Gases |
Upto 5 carbon atoms |
Upto 3 carbon atoms |
Upto 3 carbon atoms |
|
Liquids |
Between 6 to 10 carbon atoms |
Between 4 to 13 carbon atoms |
Between 4 to 11 carbon atoms |
|
Solids |
Above 10 carbon atoms |
Above 13 carbon atoms |
Above 1 carbon atoms |
|
In water |
Insoluble |
Insoluble |
Insoluble |
|
Combustion |
Highly combustible and so used as fuels |
On combustion, produces CO2 and H2O |
Produce large amount of heat on combustion. Used as fuels |
|
Reactions |
Highly unreactive. Undergo substitution reactions |
Undergo additional reactions giving rise to ssaturated
compounds. |
Combine with hydrogen, halogens etc to give rise to saturated
compounds. |
|
Compound |
Saturated Hydrocarbon |
Unsaturated Hydrocarbon |
Unsaturated Hydrocarbon |
|
Other name |
Paraffins |
Olefins |
|
|
Uses |
Used as fuels such as natural gas, kerosene, petrol, LPG;
solvents and in the production of methonal, ethanol, hydrogen |
Used in the production of polymers, alcohols |
Used in welding (acetylene), artificial ripening of fruits |
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Friday 12 April 2013
Basic classification of Alkanes, Alkenes & Alkynes and their properties
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