cliparts/d/a/b/c/clipart-atom-carbon-12-dabc.svg Atom (carbon-12) Nucleus - - - - - - + + + + + + Eelctron Proton Neutron - + image/svg+xml Open Clip Art Library Atom: Carbon 12 2012-07-29T07:14:13 http://openclipart.org/detail/171335/atom:-carbon-12-by-xsapien-171335 XSapien atom atomic carbon clip art clipart electron neutron nuclear nuclear proton science </