Antimony Element Properties

Antimony

p50
Sn
Tin
p51
Sb
Antimony
p52
Te
Tellurium
General
Name(Antimony)
Symbol(Sb)
Number(51)
Group Number(15)
Group(Metal, Nitrogen group)
Block(p)
Density(6.684 g/cm3)
Atomic Weight(121.75 g/mol)
Atomic Volume(18.23 cm3/mol)
Discover(1600)


States
State(Solid)
Melting Point(903.78 K)
Boiling Point(1860 K)
Triple Point(Nil)
Critical Point(Nil)
Heat of Fusion(19.79 kJ/mol)
Heat of Vaporization(193.43 kJ/mol)


Energies
First Ionization Energy(833.7 kJ/mole)
Second Ionization Energy(1594.9 kJ/mole)
Third Ionization Energy(2441.1 kJ/mole)
Electronegativity(2.05)
Electron Affinity(103 kJ/mole)
Specific Heat(0.21 J/gK)
Heat Atomization(262 kJ/mole atoms)


Oxidation and Electrons
Shells(2,8,18,18,5)
Electron Configuration([Kr] 4d10 5s2 5p3)
Minimum Oxidation Number(-3)
Maximum Oxidation Number(5)
Minimum Common Oxidation Number(0)
Maximum Common Oxidation Number(5)


Appearance and Characteristics
Crystal Structure(rhombohedral)
Characteristics(brittle 5 forms)
Color(bluish-white)
Uses(Pb alloy(battery), dyeing)
Hardness(3.15 mohs)
Toxicity(None)


Reactions
Reaction with Air(mild, w/ht, =>Sb2Ox x=3-5)
Reaction with 6M HCl(None)
Reaction with 15M HNO3(mild, =>Sb2O5)
Reaction with 6M NaOH(None)


Other Forms
Number of Isotopes(2)
Hydride(SbH3)
Oxide(Sb2O3 Sb2O4 Sb2O5)
Chloride(SbCl3 SbCl5)


Radius
Atomic Radius(140 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)(90 pm)


Conductivity
Thermal Conductivity(24.4 J/m-sec-deg)
Electrical Conductivity(25.641 1/mohm-cm)
Polarizability(6.6 A3)


Abundance
Source(Stibnite (sulfide))
Relation Abundance Solar System(-0.510 log)
Abundance Earths Crust(-0.7 log)


p50
Sn
Tin
p51
Sb
Antimony
p52
Te
Tellurium

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