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Chemistry Chapter 1 Vocabulary

the study of the composition, structure, and properties of matter and the changes it undergoes chemistry
any substance that has a definite composition chemical
measure of the amount of matter mass
anything that has mass and takes up space matter
smallest unit of an element that maintains all the properties of that element atom
pure substance made up of only one kind of atom element
substance made from atoms of two or more elements that are chemically bonded compound
depends on the amount of matter that is present extensive property
does not depend on the amount of matter that is present intensive property
characteristic that can be observed or measured without changing the identity of the substance physical property
change in a substance that does not involve a change in the identity of the substance physical change
physical change of a substance from one state to another change of state
matter that has a definite shape and definite volume solid
matter that has a definite volumbe but no definite shape liquid
matter that has neither definite shape nor volume gas
high temperature state of matter in which atoms lose their electrons plasma
relates to a substance's ability to undergo changes that transform it into different substances chemical property
change in which one or more substances are converted into different substances chemical change OR chemical reaction
substances that react in a chemical change reactants
substances that are formed by the chemical change products
blend of two or more kinds of matter in which each retains its own identity and properties mixture
mixture that has uniform composition homogeneous
another name for a homogeneous mixture solution
mixtures that are not uniform throughout heterogeneous
has a fixed composition; all samples have the same characteristic properties AND have the same composition pure substance
vertical columns of the periodic table groups OR families
horizontal rows of elements in the periodic table periods
element that is a good conductor of heat and electricity metal
element that is a poor conductor of heat and electricity nonmetal
element that has some characteristics of metals and some characteristics of nonmetals metalloid
Created by: CRMissK



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