Pure Substances and Mixtures; Separation of Mixtures — CHEMISTRY STD 6 — Question

Separation of compound
Elements –Elements occur on their own or as compounds and can be separated by chemical and physical methods. Example: Iron, copper.
Compounds – Elements in a compound are chemically combined and can be separated by chemical methods only. Example: Iron Sulphide, copper oxide.
Mixtures – Components in a mixture can be separated by physical methods only.
Example: Iron + sulphur