Gallium Element Properties

Gallium

d30
Zn
Zinc
p31
Ga
Gallium
32p
Ge
Germanium
General
Name(Gallium)
Symbol(Ga)
Number(31)
Group Number(13)
Group(Metal)
Block(p)
Density(5.907 g/cm3)
Atomic Weight(69.723 g/mol)
Atomic Volume(11.8 cm3/mol)
Discover(1875)


States
State(Solid)
Melting Point(302.9146 K)
Boiling Point(2477 K)
Triple Point(Nil)
Critical Point(Nil)
Heat of Fusion(5.59 kJ/mol)
Heat of Vaporization(254 kJ/mol)


Energies
First Ionization Energy(578.8 kJ/mole)
Second Ionization Energy(1978.9 kJ/mole)
Third Ionization Energy(2963 kJ/mole)
Electronegativity(1.81)
Electron Affinity(30 kJ/mole)
Specific Heat(0.37 J/gK)
Heat Atomization(286 kJ/mole atoms)


Oxidation and Electrons
Shells(2,8,18,3)
Electron Configuration([Ar] 3d10 4s2 4p1)
Minimum Oxidation Number(0)
Maximum Oxidation Number(3)
Minimum Common Oxidation Number(0)
Maximum Common Oxidation Number(3)


Appearance and Characteristics
Crystal Structure(orthorhombic)
Characteristics(melts near r.t.wets glass)
Color(silvery-blue)
Uses(photocells, transistors)
Hardness(1.5 mohs)
Toxicity(None)


Reactions
Reaction with Air(mild, =>Ga2O3)
Reaction with 6M HCl(mild, =>GaCl3, H2)
Reaction with 15M HNO3(None)
Reaction with 6M NaOH(mild, =>[Ga(OH)4]2-, H2)


Other Forms
Number of Isotopes(2)
Hydride(GaH3)
Oxide(Ga2O3)
Chloride(GaCl Ga2Cl6)


Radius
Atomic Radius(135 pm)
Ionic Radius (1+ ion)(Nil)
Ionic Radius (1- ion)(Nil)
Ionic Radius (2+ ion)(Nil)
Ionic Radius (2- ion)(Nil)
Ionic Radius (3+ ion)(76 pm)


Conductivity
Thermal Conductivity(48.3 J/m-sec-deg)
Electrical Conductivity(57.471 1/mohm-cm)
Polarizability(8.1 A3)


Abundance
Source(Bauxite (oxide))
Relation Abundance Solar System(1.577 log)
Abundance Earths Crust(1.2 log)


d30
Zn
Zinc
p31
Ga
Gallium
32p
Ge
Germanium

english Calculators and Converters

Ask a Question


Sitemap