The simplest substancesAn element is a pure substance that cannot be separated into simpler substances by physical or chemical means. An element cannot be broken down by using neither chemical nor physical changes. A pure substance is matter that is either a single element or compound, which has both physical and chemical properties. This means that elements are pure substances. Elements have atoms, which are the building blocks for the elements. An element is a pure substance in which there is only one kind of atom.
|
classifying elements Each element has its own unique set of characteristic properties. An element's characteristics does not depend on the amount of the element that is present. Characteristic properties includes physical properties
|
|
metals
|
non-metals
|
metaloids
|