BeZ =  4



Beryllium
From the Sanskrit "beryllos", meaning "a blue-green spar"
(AM) Atomic Mass 9.01218  amu    Oxidation States +2
   (BP) Boiling Point 2970  °C    (MP) Melting Point 1278  °C
   (ρ) Density 1.85  g/cm3    Crystal Structure Hexagonal
   ( χ ) Electronegativity 1.5    (AR) Atomic Radius 0.9  Å
   Physical State Solid (C) Heat Capacity 1.825  J/g °C
Electronic-Config 1s2  2s2     (I1) First Ionization E 899.43  kJ/mol
   (ΔHvap) Heat of Vaporization 297  kJ/mol     (ΔHfus) Heat of Fusion 7.895  kJ/mol
   Year of Discovery 1797    Location of Discovery France
(E°) Standard Potential Be2+⇔ Be (-1.847 V)
Stable isotopes  9Be
Discovered/Synthesized by Louis-Nicholas Vauquelin
Natural Source The mineral/ore bertrandite
Common Uses Non-sparking copper alloy tools, aerospace, X-Ray windows
Other Info Gives emeralds their green color
It is ideal for space telescope mirrors
Previous Element
Next Element
Back to Table
Common Properties
Home Page
Definitions