Atomic radius/A: 1.81 atomic volume/cm3 / mol: 11.8 covalent radius/A: 1.26
Electronic configuration: 1 2 3 4 s2p6 s2 s2p6d10 s2p1 ion radius/A: 0.62 oxidation state: 3
In 1875, by Paul-Emile Lecoq DE Boisbaudran (Paris, France) found.
Throughout the earth's crust and, mineral have alumina, germanium stone and coal.
Used for semiconductor manufacturing, thermometer, laser diode, also use the positioning of the cancer.
State: soft color of silver metal, property is similar to that of aluminum. Melting point (℃) : 29.9 the boiling point (℃) : 2403 density (g/cc, 300 K) : 5.907
Than hot/J/gK: 0.37 evaporation heat/KJ/mol: 258.7 melting hot/KJ/mol: 5.59
Conductive rate / 106 / cm: 0.0678 coefficient of thermal conductivity/W/cmK: 0.406
Abundance retention time/year: 10 000
The sun (relative to the H = 1 x 1012) : 631 sea/P.P.M. : 3 x 10-5
The earth's crust/P.P.M. : 18
Atmospheric/P.P.M. (volume) :
The human body the content in liver/P.P.M. : 0.0025
Organs: muscle/P.P.M. : 0.0014
Blood/mg dm-3: < 0.08 days intake/mg:
Bone/P.P.M. : people (70 Kg) are total body/mg: < 0.7
Gallium/Ga