Hydrocarbons

noun a colorless, odorless, flammable gas that is a hydrocarbon with the formula C2H6

• Ethane is a simple hydrocarbon compound composed of two carbon atoms and six hydrogen atoms.
• I learned in chemistry class that ethane is used as a fuel for heating and cooking.
• Let's grab some ethane for the camping trip so we can cook our food over the fire.
• The relationship between the two characters was like ethane - simple and stable.

noun a type of hydrocarbon compound that consists entirely of single-bonded carbon and hydrogen atoms

• The alkane series is a group of hydrocarbons with single bonds between carbon atoms.
• Alkanes are simple molecules made up of only carbon and hydrogen atoms.
• I prefer working with alkanes because they're easy to understand.
• In the chemistry world, alkanes are like the building blocks for more complex compounds.