Vocab 1
The smallest particle of an element; made of protons, electrons, and neutrons
What is an Atom?
A state of matter with a definite volume, but no definite shape.
What is a Liquid?
A pure substance composed of the same type of atom throughout.
What is an Element?
A state of matter with indefinite volume and shape.
What is a Gas?
A single substance, either an element or a compound, with definite composition and properties.
What is a Pure Substance?
A state of matter with definite volume and shape.
What is a Solid?
A new substance with unique chemical and physical properties formed when two or more elements are chemically bonded during a chemical reaction.
What is a Compound?
Distinct forms of matter known in everyday experience: solid, liquid, and gas
What is States of Matter?
A combination of two or more substances that do not chemically combine and can be separated.
What is a Mixture?
A measure of how easily a substance will catch fire.
What is Combustibility?
The simplest unit of a chemical compound that can exist, formed when two or more atoms join together chemically.
What is a Molecule?
The amount of matter in a given space or volume.
What is Density?
What is Plasma?
The temperature at which a substance changes states from a solid to a liquid.
The temperature at which a substance changes states from a liquid to a gas.
What is Boiling Point?
A combination of two or more substances that do not chemically combine and can be separated.
What is a Mixture?
What is a Physical Property?
An insoluble solid formed from a chemical reaction.
A single substance, either an element or a compound, with definite composition and properties.
What is a Pure Substance?
A liquid mixture with a uniform composition formed when a solute is added to a solvent.
What is a Solution?
A change that involves one substance being pulled apart or combined with another substance to form a completely different substance or substances.
What is a Chemical Change?
The ability of a chemical substance to undergo a chemical reaction; significantly influences by valence electrons of the reacting substances.
What is Reactivity?
A characteristic that can be observed or measured only when atoms rearrange during a chemical change.
What is a Chemical Property?
A liquid mixture with a uniform composition formed when a solute is added to a solvent.
What is a Solution?
A change to a substance that occurs without forming a new substance, such as a change in size or state of matter.
What is a Physical Change?