Matching Pairs Physical and Chemical VocabOnline version Vocabulary practice Physical and Chemical by Tabitha Najera 1 a combination of chemical symbols showing the atoms of which a substance is made and their proportions 2 properties of a substance that changes form or creates a new substance 3 anything that has mass and takes up space 4 a number written below and to the right that shows how many atoms of an element are present 5 properties that identify changes such as color, hardness, or shape 6 A single kind of matter that has a specific set of properties 7 made of 2 or more elements that are chemically combined and is not separated by physical means into other substances 8 the smallest particle of an element 9 a pure substance composed of only 1 type of atom 10 a product, result or outcome of a process or chemical change Matter physical property element chemical property subscript precipitate substance compound atom chemical formula