Zusammenfassung der Ressource
CHEMICAL CHANGES
- It is the result of a
chemical reaction
that creates a new
substance with
different properties.
They are
irreversable
changes.
- OXIDATION.
It is a
chemical
reation
where a
substance
reacts with
oxygen.
- COMBUSTION. It is a
chemical reaction
between oxygen and a
substance. It produces
heat, light, smoke and
ashes.
- FERMENTATION. It is a
chemical reaction
where fungi or bacteria
change organic
substances into other
substances.
- HEATING. Without
burning it we can also
produce a chemical
chance. Baking a
cake.