compounds and elements because only compounds and elements have a specific set of physical and chemical properties.
A chemical reaction that is classified as decomposition
Different bonds form different structures hence classified
a mixture
Pure substances are divided into elements and compounds.
This is a chemical reaction. When substances change you can call it chemical.
SUBSTANCE
A chemical reaction that is classified as decomposition
Minerals are substances that naturally occur. This is solid that has a chemical formula.
Different bonds form different structures hence classified
The groups on the periodic table help you recognize chemical properties of a substance.
a mixture
Both result in "new" substances (ash, smoke, rust).
Matter is classified as "mixtures" and "pure substances".
Pure substances are divided into elements and compounds.
flammable substances
yes
They can be classified by 3 types. Reflection, refraction, and i forgot the last