Hydrocarbon
Types

As defined by the International Union of Pure and Applied Chemistry 's nomenclature of organic chemistry, hydrocarbons are classified as follows:

The term 'aliphatic' refers to non-aromatic hydrocarbons. Saturated aliphatic hydrocarbons are sometimes referred to as 'paraffins'. Aliphatic hydrocarbons containing a double bond between carbon atoms are sometimes referred to as 'olefins'.
combination:repeat_prompt