Question

What is the IUPAC name for `C_8H_18`?

Answer 1

The IUPAC name of `C_8H_18` is Octane .

Explanation:

It is in general form `C_nH_"2n+2"` and hence an Alkane.
Here n = 8 and 8 stands for Oct

Therefore the Name Octane.
Hope this helps.