Cesium

Cesium! Symbol: Cs Atomic Number: 55 Atomic Mass: 132.9054 Number of Protons: 55 Number of Neutrons: 78 Number of Electrons: 55 Melting Point: 28.5C Boiling Point 678.4C NOrmal Phase: solid Cost = $30 a gram Classified as a metal Belongs to the alkali metal family From the Latin word caesius meaning sky blue Cesium was discovered by Bunsen and Kirchoff Cool facts about Cesium! Cesium removes air traces in vacuum tubes Is used in atomic clocks which are incredibly accurated Used to sketch sillicon Is a yellow silver color Is found in minerals pollucite and lepidoilite Cesium is extremely reactive in water [] cesium in action!