First element on the Periodic Table.
Hydrogen
Energy that is stored
Potential Energy
Three phases of matter
Solid, Liquid, and Gas
Mass cannot be created or destroyed
Law of Conservation of Mass
Which groups of elements are transition metals?
Groups 3-12
Energy that is in motion
Kinetic energy
The process when a liquid turns to a gas
Evaporation
How to find total mass
Set total mass of reactants = total mass of products
What are elements in group 18 called?
Non-metals
Stored energy in an object that has height
Gravitational Potential energy
Process of a liquid turning to a solid
Freezing
Combination of two or more pure substances
Mixtures
Elements that possess some properties of metals and non-metals.
Metalloids
Form of kinetic energy that travels through air by vibrations
sound energy
When an object turns from a gas to a liquid
Condensation
solution that contains more solute than it is allowed
supersaturated solution
Which elements are sometimes called rare earth elements?
Actinides
Energy in an object that is stretched
Elastic potential energy
When a solid turns to a gas
Sublimation
2 types of mixtures
Heterogeneous and Homogeneous