Atoms and the Periodic Table

A chemical element is a pure ... consisting of one type of atom.

An elements atomic number is determined by ...

• The number of electrons

• The number of protons

• The number of neutrons

• All of the above

Compounds can be separated by physical means

• True

• Fals

Mixtures often retain the properties of its components

• True

• False

Compounds are two or more elements ... bounded together

• chemically

• physically

This diagram is showing ...

• an atom and an element

• a compound

• a molecule and an element

• a mixture

This diagram is

• an atom and an element

• a compound

• a molecule and an element

• a mixture

This diagram is

• An atom and an element

• A compound

• A molecule and an element

• A mixture

A molecule refers to two or more ... which have chemically combined

• atoms

• compounds

• mixtures

• any of the above

Components have different properties to the components they are made of

• True

• False