http://1-formula.com/chemical-formulas/ion-atom.html Ion in chemistry, ion atom or group of atoms having a net electric charge charge, property of matter that gives rise to all electrical phenomena. en-us Sat, 11 Oct 2008 21:37:19 GMT Sun, 1 Mar 2009 20:01:51 GMT www.1-formula.com www.1-formula.com http://1-formula.com/chemical-formulas/ion-atom/ions-atom.html Atom, or group of atoms, that's either positively charged or negatively charged, as a result of the loss or collect of electrons during chemical reactions or exposure to certain forms of radiation. Sun, 1 Mar 2009 20:01:51 GMT http://1-formula.com/chemical-formulas/ion-atom/ions-atom.html