Beryllium

Beryllium or Be

• atomic number is 4

• atomic weight is 4

• color is SlateGray

• state at 298.15°k is Solid

• classification is Metallic

• date of discovery is 1797

• density kg/m^3 is 1848

• melting point is 1551.15

• boiling point is 85.03 K

• group is Alkaline Earth Metal

• Number of neutron is 5