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Technical data for Tin

Click any property name to see plots of that property for all the elements.

Overview
NameTin
SymbolSn
Atomic Number50
Atomic Weight118.71
Density7.31 g/cm3
Melting Point231.93 °C
Boiling Point2602 °C

Thermal properties
PhaseSolid
Melting Point231.93 °C
Boiling Point2602 °C
Absolute Melting Point505.08 K
Absolute Boiling Point2875 K
Critical PressureN/A
Critical TemperatureN/A
Heat of Fusion7 kJ/mol
Heat of Vaporization290 kJ/mol
Heat of Combustion{"N/A", "N/A"} J/(kg K)
Specific Heat217 J/(kg K)[note]
Adiabatic IndexN/A
Neel PointN/A
Thermal Conductivity67 W/(m K)
Thermal Expansion0.000022 K-1

Bulk physical properties
Density7.31 g/cm3
Density (Liquid)6.99 g/cm3
Molar Volume0.000016239
Brinell Hardness51 MPa
Mohs Hardness1.5 MPa
Vickers HardnessN/A
Bulk Modulus58 GPa
Shear Modulus18 GPa
Young Modulus50 GPa
Poisson Ratio0.36
Refractive IndexN/A
Speed of Sound2.5×103 m/s
Thermal Conductivity67 W/(m K)
Thermal Expansion0.000022 K-1

Reactivity
Valence4
Electronegativity1.96
ElectronAffinity107.3 kJ/mol
Ionization Energies
708.6, 1411.8, 2943, 3930.3, 7456 kJ/mol

Health and Safety
Autoignition PointN/A
FlashpointN/A[note]
Heat of Combustion{"N/A", "N/A"} J/(kg K)
DOT Hazard Class{N/A, N/A}
DOT Numbers"N/A", "N/A"
EU Number{N/A, N/A}
NFPA Fire Rating{N/A, 3}
NFPA Hazards
N/ A, N/ A
NFPA Health Rating{N/A, 1}
NFPA Reactivity Rating{N/A, 3}
RTECS Number{N/A, RTECSXP7320000}
NFPA LabelNFPA Label[note]

Classifications
Alternate NamesStannum
Names of Allotropes
WhiteTin, GrayTin
Blockp
Group14
Period5
Electron Configuration[Kr]4d105s25p2
ColorSilver
Discovery
3000 BC
Gas phaseN/A
CAS NumberCAS7440-31-5
CID Number{CID5352426, CID5352426}
Gmelin Number{N/A, N/A}
NSC Number{N/A, N/A}
RTECS Number{N/A, RTECSXP7320000}

Electrical properties
Electrical TypeConductor
Electrical Conductivity9.1×106 S/m
Resistivity1.1×10-7 m Ω
Superconducting Point3.72

Magnetic properties
Magnetic TypeDiamagnetic
Curie PointN/A
Mass Magnetic Susceptibility-3.1×10-9
Molar Magnetic Susceptibility-3.68×10-10
Volume Magnetic Susceptibility-0.0000227

Abundances
% in Universe4×10-7%
% in Sun9×10-7%
% in Meteorites0.00012%
% in Earth's Crust0.00022%
% in Oceans1×10-9%
% in Humans0.00002%

Atomic dimensions and structure
Atomic Radius145 pm
Covalent Radius141 pm
Van der Waals Radius217 pm
Crystal StructureCentered Tetragonal
Lattice Angles
π/2, π/2, π/2
Lattice Constants
583.18, 583.18, 318.19 pm
Space Group NameI41/amd
Space Group Number141

Nuclear Properties
Half-LifeStable
LifetimeStable
Decay ModeN/A
Quantum Numbers3P0
Neutron Cross Section0.63
Neutron Mass Absorption0.0002
Known Isotopes
99Sn, 100Sn, 101Sn, 102Sn, 103Sn, 104Sn, 105Sn, 106Sn, 107Sn, 108Sn, 109Sn, 110Sn, 111Sn, 112Sn, 113Sn, 114Sn, 115Sn, 116Sn, 117Sn, 118Sn, 119Sn, 120Sn, 121Sn, 122Sn, 123Sn, 124Sn, 125Sn, 126Sn, 127Sn, 128Sn, 129Sn, 130Sn, 131Sn, 132Sn, 133Sn, 134Sn, 135Sn, 136Sn, 137Sn
Stable Isotopes
112Sn, 114Sn, 115Sn, 116Sn, 117Sn, 118Sn, 119Sn, 120Sn, 122Sn, 124Sn
Isotopic Abundances
112Sn0.97%
114Sn0.66%
115Sn0.34%
116Sn14.54%
117Sn7.68%
118Sn24.22%
119Sn8.59%
120Sn32.58%
122Sn4.63%
124Sn5.79%


Notes on the properties of Tin:

Specific Heat: Value given for solid gray form.

Flash Point: {Missing[NotAvailable], Missing[NotAvailable]}

N FP ALabel: {Missing[NotAvailable], Missing[NotAvailable]}

Up to date, curated data provided by
Mathematica's ElementData function from Wolfram Research, Inc.

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