ion
atom or molecule in which the total number of electrons is not equal to the total number of protons, giving the atom a net positive or negative electrical charge
cation
ion with a positive charge
polyatomic ion
a charged chemical species composed of two or more atoms covalently bonded or of a metal complex, that can be considered to be acting as a single unit
inorganic ion
class of ions
monatomic ion
ion consisting of one atom
hydrogen ion
A positive or negativ charged hydrogen atom
alpha particle
helium-4 nucleus; particle of two protons and two neutrons
nonclassical ion
type of molecule in organic chemistry
radical ion
charged free radical species
spectator ion
non-participating counterion of ions that participate in a chemical reaction
complex ion
electrically charged coordination complex
minoxidil sulfate ester
chemical compound
anion
ion having a negative charge
Lead ion
cation
heavy ion
positively-charged atomic nucleus that has been stripped of one or more of its electrons
pickup ion
Atoms from the interstellar medium ionized by the sun