Element: One kind of atom., Pure Substances, Can exist as atoms or molecules., Hydrogen, Oxygen, Nitrogen, Gold, cannot be broken down into a simpler type of matter by either physical or chemical means, Compound : Atoms of two or more different elements bound together, Properties that are different from its component elements, Carbon dioxide, Hydrochloric acid, Sugar, Salt, Nitric acid, Can be broken down into a simpler type of matter (elements) by chemical means (but not by physical means),, Mixture: Consists of two or more different elements and/or compounds, No Bonds, Separated into its components by physical means, Air, Orange juice, Cordial, Coffee, Sugar solution, Retains many of the properties of its components.,

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