21.2Hydrocarbons
Section · module m68846
What this needs
Learn these first — this section will not make sense without them.
Nothing in the algebra book is a prerequisite for this section.
What this touches
Algebra that turns up here. Not a blocker, but this is where you will see it used.
- Applies9.6Counting Principles
The alkane table lists structural-isomer counts exploding from 1 (methane) to 75 (decane) to 60,523 (octadecane) as chain length grows — a visible, memorable instance of combinatorial growth that motivates why counting principles, rather than drawing every isomer by hand, becomes necessary past about ten carbons.