In systematic chemical nomenclature alkane names end in the suffix -ane .
Alkanes are present in natural gas and petroleum.
Generally the alkanes are fairly unreactive. They form haloalkanes with halogens when irradiated with ultraviolet radiation. A Dictionary of Science, Oxford University Press 2. butane A Dictionary of Science, Oxford University Press 3. Oxford University Press 4. ethane A Dictionary of Science, Oxford University Press 5. All rights reserved.