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Holmio.carlos ruiz rubio 3 b

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  • 1. 67Holmio – HolmiumMass: 164.9 u1s2 2s2 2p6 3s2 3p6 4s2 3d10 4p6 5s2 4d10 5p6 6s2 4f11Melting point: 1734 KBoiling point: 2993 KDensity: 8.7 g/cm3Discovery: Delafontaine & Soret (1878)Elemental Holmium is a relatively soft and malleable silvery-white metal. It is too reactive to be found uncombined in nature,but when isolated, is relatively stable in dry air at roomtemperature.