click below
click below
Normal Size Small Size show me how
Elements & Compounds
Term | Definition |
---|---|
Matter | Living or non-living material that occupies space, has mass and is composed of atoms |
Mixture | An assortment of elements and compounds that have been placed together but have not been chemically combined |
Substance | A material with a specific composition |
Elements | Substance that cannot be separated into a simpler substance, pure |
Periodic Table of Elements | Arrangement of the elements by their related groups |
Chemical formula | Way of expressing information about the atoms that make up particular chemical compounds |
Chemical symbol | An abbreviation, usually one or two letters, for an element found on the Periodic Table of Elements |
Compound | Combination of two or more different elements chemically bonded together, all compounds are molecules |
Molecule | Two or more atoms joined together chemically |