Cs
Videos of Caesium
University of Nottingham Video
Here it is - five grams of caesium in water... But did you know caesium (aka cesium) is also used to define the length of a second? For extra footage and replays of the reaction visit www.youtube.com More chemistry at www.periodicvideos.com Follow us on Facebook at www.facebook.com And on Twitter at twitter.com Periodic Videos films are by video journalist Brady Haran
