๐ก Tip: follow the blue spine from "Nature of Matter" down to each topic. On a phone the map stacks top to bottom.
Nature of Matter
↓
8.1 Mixtures
Just mixed, not reacted
Uniform
Evenly mixed, hidden parts
Non-uniform
Parts visible
8.2 Pure Substances
One type of particle
Cannot be separated
By physical means
8.3 Types of Pure Substances
Elements and compounds
Elements
Cannot be broken down
↓
Metals / Non-metals
Iron, oxygen, sulfur
Compounds
Fixed ratio, new properties
↓
Water, salt, iron sulfide
Made of joined elements
8.4 Uses
All around us
Medicines, alloys, fertilisers
From understanding matter
8.5 Minerals
From rocks
Native = elements
Gold, silver
Most = compounds
Quartz, calcite, mica