CHM 1032C:
Chemistry: A Molecular Approach
Textbook-McMurry
CHAPTER 1 VOCABULARY MATTER AND LIFE
List created by: Yashika Lewis Spring 2010
CHANGE OF STATE- The physical conversion of a substance from one state to another-for example, from liquid to gas.
CHEMICAL CHANGE- A change in the chemical makeup of a substance.
CHEMICAL COMPOUND- A pure substance that can be broken down into simpler substance by chemical reactions.
CHEMICAL FORMULA- A notation for a chemical compound using element symbols and subscripts to show how many atoms of each element are present.
CHEMICAL REACTION- A process in which the identity and composition of one or more substances are changed.
CHEMISTRY- The study of the nature, properties, and transformation of matter.
ELEMENT- A fundamental substance that cannot be broken down chemically into any simpler substance.
GAS- A substance that has neither a definite volume nor a definite shape.
LIQUID- A substance that has a definite volume but assumes the shape of it’s container.
MATTER- The physical material that makes up the universe; anything that has mass and occupies space.
METAL- A malleable element with a lustrous appearance that has a good conductor of heat and electricity.
METALLOID- An element whose properties are intermediate between those of metal and nonmetal.
MIXTURE- A blend of two or more substance, each of which retains it’s chemical identity.
NONMETAL- An element that is a poor conductor of heat and electricity.
PERIODIC TABLE- A tabular format listing all known elements.
PHYSICAL CHANGE- A change that does not affect the chemical makeup of a substance or object.
PURE SUBSTANCE- A substance that has a uniform chemical composition throughout.
PRODUCT- A substance formed as the result of a chemical reaction.
PROPERTY- A characteristic useful for identifying a substance or object.
REACTANT- A starting substance that undergoes change during a chemical reaction.
SCIENTIFIC METHOD- The systematic process of observation, hypothesis, and experimentation used to expand and refine a body of knowledge.
SOLID- A substance that has definite shape and volume.
STATE OF