›› Physical and chemical properties of Beryllium

Atomic Number:4
Element Symbol:Be
Element Name:Beryllium
Atomic Weight:9.012182
Group Number:2
Group Name:Alkaline earth metal
Period Number:2
Ground State Configuration:1s2 2s2
Ground State Level:1S0
Standard State:Solid
Common Valences:0,2
Bond Length:222.6
Atomic Radius Empirical:105
Atomic Radius Calculated:112
Covalent Radius Empirical:90
First Ionization Energy:899.5
Pauling Electronegativity:1.57
Sanderson Electronegativity:1.81
Allred Rochow Electronegativity:1.47
Mulliken Jaffe Electronegativity:1.54
Allen Electronegativity:1.576
Density Of Solid:1848
Molar Volume:4.85
Velocity Of Sound:13000
Youngs Modulus:287
Rigidity Modulus:132
Bulk Modulus:130
Poissons Ratio:0.032
Mineral Hardness:5.5
Brinell Hardness:600
Vickers Hardness:1670
Electrical Resistivity:4
Melting Point:1287
Boiling Point:2469
Superconduction Temperature:-273.124
Thermal Conductivity:190
Coefficient Of Linear Expansion:11.3
Enthalpy Of Fusion:7.95
Enthalpy Of Vaporization:297
Enthalpy Of Atmization:324
Most Common Oxidation Numbers:2
Color:Lead grey
Discovered By:Nicholas Louis Vauquelin (1763-1829)
Discovered At:France
Discovered When:1797
Origin Of Name:From the Greek word beryllos meaning beryl

Calculate the molecular weight of Beryllium or molecular weight Be.

Also see the full list of chemical elements and atomic weights.

››Compounds that contain Beryllium

Beryllium Hydroxide  Be(OH)2
Beryllium Oxide  BeO
Beryllium Aluminate  BeAl2O4
Beryllium Borohydride  Be(BH4)2
Beryllium Boride  BeB2
Beryllium Bromide  BeBr2
Beryllium Formate  Be(CHO2)2
Beryllium Acetate  Be4O(O2CCH3)6
Beryllium Acetylacetonate  Be(C5H7O2)2
Beryllium Chloride  BeCl2
Beryllium Fluoride  BeF2
Beryllium Hydride  BeH2
Beryllium Iodide  BeI2
Beryllium Nitrate  Be(NO3)2
Beryllium Nitrate Tetrahydrate  Be(NO3)2.4H2O
Beryllium Nitrate Trihydrate  Be(NO3)2.3H2O
Beryllium Sulfide  BeS
Beryllium Sulfate  BeSO4
Beryllium Sulfate Tetrahydrate  BeSO4.4H2O
Beryllium Selenide  BeSe
Beryllium Telluride  BeTe
Beryllium Carbide  Be2C
Beryllium Silicate  Be2SiO4
Beryllium Nitride  Be3N2
Beryllium Phosphate  Be3(PO4)2