Tell us which one you like best? Leave us a comment. These portraits of elements are an exhibit was part of "The Elements" exhibition at Science Gallery, Dublin, Ireland. Included are Mercury, Iron, Gold, Platinum, Uranium, Calcium, Carbon, Silicon, Radium, Arsenic, Cobalt, Argon, Copper and Lead. More chemistry at http://www.periodicvideos.com/ Follow us on Facebook at http://www.facebook.com/periodicvideos And on Twitter at http://twitter.com/periodicvideos PS: Here's an officially approved portrait of Gormley's iron sculpture!!!! http://www.sciencegallery.com/elements/iron-fe