Beryllium (Be)-Pieces introduce:Characteristic
Steel gray metal light metal, hardness is higher than its kin, unlike calcium, strontium, barium can be cut with a knife.
Phase at STP: solid
Melting point: 1560 K (1287 °C, 2349 °F)
Boiling point: 2742 K (2469 °C, 4476 °F)
Density (near r.t.): 1.85 g/cm3
when liquid (at m.p.): 1.690 g/cm3
Critical point: 5205 K, MPa (extrapolated)
Heat of fusion: 12.2 kJ/mol
Heat of vaporization: 292 kJ/mol
Molar heat capacity: 16.443 J/(mol·K)
Application
Beryllium is mainly used in the preparation of alloys. It is an indispensable precious material in atomic energy, rocket, missile, aviation, aerospace and metallurgical industry.
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