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Cesium Element

Cesium
Atomic Number : 55
Atomic Weight :132.9054519
Boiling Point : 671oC
Melting Point : 28.44oC
Phase at Room Temperature: : Solid
Element Classification: : Metal
Period Number: : 6
Discovered Year: : 1860
Discovered by: : Robert Bunsen and Gustov Kirchhoff

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