Atomic mass of gallium is 69.723 u The atomic mass is the mass of an atom The atomic mass or relative isotopic mass refers to the mass of a single particle, and therefore is tied to a certain specific isotope of an element. 31 relative atomic mass (ar) Solid at 298 k (but melts only slightly above this temperature) appearance Metallic group in periodic table
(none) period in periodic table 4 block in periodic table Atomic data for gallium (ga) atomic number = 31 atomic weight = 69.723 reference e95 It has an atomic weight of 69.723 and a mass number of 69 Chemical symbol for gallium is ga Number of protons in gallium is 31
Melting point of gallium is 29,8 °c and its the boiling point is 2403 °c. 29.78 °c (302.93 k, 85.604004 °f) boiling point 2403.0 °c (2676.15 k, 4357.4 °f) number of protons/electrons Orthorhombic density @ 293 k Gallium was discovered spectroscopically by french chemist paul emile lecoq de boisbaudran in 1875 by its characteristic spectrum in an examination of a sphalerite sample.
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