Question

Is butane an alkane?

Answer 1

Yes.

Explanation:

This is because it's fully saturated with hydrogen atoms.

Citings for picture: https://en.wikipedia.org/wiki/Butane

Answer 2

Of course!

Explanation:

Look at the name of the molecule, it is butane after all, and not butene or butyne.

Another clue is looking at its chemical structure. Butane has a chemical formula of `C_4H_8`, and looks like this:

Since it has only single `C-C` bonds, it is considered to be saturated, and therefore is an alkane.