click below
click below
Normal Size Small Size show me how
riley chem vocab
chem vocab
Question | Answer |
---|---|
element | a fundamental substance that consists of atoms |
atom | the smallest unit in an element |
nucleus | the central part of an atom |
proton | an atomic particle that has a negative charge |
electron | an elementary particle that has a negative charge of electricity and travels around the nucleus of an atom |
orbital | a wave function describing the state of a single electron in an atom (atomic orbital) or in a molecule |
configuration | arrangement of parts or pattern |
atomic number | a number that is characteristic of a chemical element and represents the number of protons in the nucleus |
bond | a means by which atoms, ions, or groups of atoms are held together |
ion | an atom or group of atoms that carries a positive or negative electric charge as a result of having lost or gained one or more electrons |