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Atoms and elements

Periodic Table Standardized table that organizes the elements by properties.
Element A substance that cannot be broken down into another substance.
Nucleus Central core of an atom.
Molecule Two or more atoms joined together by a chemical bond.
Chemical symbol A letter or letters that abbreviate an elements name.
Chemical reaction Process in which one or more substances are changes into one or more different substances.
Neutron Particle in the nucleus of an atom that has no charge.
Electron Particle in an atom that has a negitive electric charge.
Proton Particle in the nucleus of an atom that has a positive charge.
Compound Substance made of two or more elements that are chemically combined.
Chemical formula A shortland way to describe the chemical makeup of a compound.
Atom Smallest particle of an element that still has the properties of that element.
Created by: 23pa4709