Atoms are too small to see. Instead, atoms are represented by having a center nucleus (composed of neutrons and protons) with electrons zooming around it. This model was first proposed by Niels Bohr and Ernest Rutherford in 1913 and has become the symbol of the atom.
ERS10195 Finish:Solid brass, electro-plated with non-tarnishing silver finish, ear wires are hypo-allergenic Dimensions:Hangs approx. 1.5" (Gift Boxed with Provenance Card)