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Silver metal Solid
Symbol: Ag
Atomic number: 47
Atomic mass: 107.8682
Group: Transition Metal
CAS-number: 7440-22-4

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Physical data

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Thermal data

 

Steric data

Shells: 2,8,18,18,1
Orbitals: [Kr] 4d10 5s1
Electronegativity: 1.4, 1.9
1. Ionization potential: 7.5762 eV
2. Ionization potential: 21.49 eV
3. Ionization potential: 34.83 eV
Oxidation states: 2,1
Electrical conductivity: 0.630 10^6
Melting point: 961.93 °C
Boiling point: 2162 °C
Specific heat: 0.235 J/gK
Heat of fusion: 11.30 kJ/mol
Heat of vaporization: 250.580 kJ/mol
Thermal conductivity: 4.29 W/cmK
Atomic radius: 1.75 Å
Ionic radius: 1.15 Å ()
Covalent radius: 1.34 Å
Atomic volume: 10.3 cm³/mol
Density (293 K): 10.5 g/cm³
Crystal structure: Cubic: Face centered
Cubic: Face centered
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Isotopes

NuclideAbundance [%]MassSpinHalflifeDecay modeDecay tree
105Ag01051/241.3dEC,Beta+View
105Agm01057/27.2mIT,ECView
106Agm010668.4dECView
107Ag51.82106.9051/2--stable--
108Ag010812.39mBeta-,EC,Beta+View
108Agm01086130yEC,Beta+,ITView
109Ag48.18108.9051/2--stable--
109Agm01097/239.8sITView
110Ag0110124.6sBeta-,ECView
110Agm01106249.8dBeta-,ITView
111Ag01111/27.47dBeta-View
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Other info

Name origin:Anglo-Saxon: siolful, (silver); symbol from Latin: argentium.
Description:Silvery-ductile, and malleable metal
Discovered by:Known to the ancients
Year:--
Place:Unknown
Sources:Found in ores called argentite (AgS), light ruby silver (Ag3AsS3), dark ruby silver(Ag3SbS3) and brittle silver.
Use(s):Used in alloys for jewelry and in other compounds for photography. It is also a good conductor, but expensive.
 
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