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Silver

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

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Physical data
Isotopes
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Physical data

Electronic dataThermal dataSteric data
Shells: 2, 8, 18, 18, 1
Orbitals: [Kr] 4d10 5s1
Electronegativity: 1.9, 1.4
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 (+1)
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

Isotopes

NuclideAbundance [%]MassSpinHalflifeDecay modeDecay tree
105Ag 0 105 1/2 41.3d EC, β+ View
105Agm 0 105 7/2 7.2m IT, EC View
106Agm 0 106 6 8.4d EC View
107Ag 51.82 106.905 1/2 -- --
108Ag 0 108 1 2.39m β-, EC, β+ View
108Agm 0 108 6 130y EC, β+, IT View
109Ag 48.18 108.905 1/2 -- --
109Agm 0 109 7/2 39.8s IT View
110Ag 0 110 1 24.6s β-, EC View
110Agm 0 110 6 249.8d β-, IT View
111Ag 0 111 1/2 7.47d β- View

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 electrical conductor, but expensive.