Structure of Matter Vocabulary quiz

a chart where all the elements are organized into periods and groups according to their properties

the basic unit of a chemical element.

A substance made up of atoms of two or more different elements joined by chemical bonds

A group of atoms bonded together

A pure substance made of only one kind of atom

A single kind of matter that is pure and has a specific set of properties.

Anything that has mass and takes up space

Center of an atom

a region around the nucleus of an atom where electrons are likely to be found

negatively charged particle of an atom