Template:Infobox silver

From Wikihussain
Revision as of 18:08, 11 November 2018 by Hamedani (talk | contribs) (1 revision imported)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search
Silver,  47Ag
Template:Infobox element/symbol-to-top-image-alt
General properties
PronunciationTemplate:Infobox element/pronunciation
Appearancelustrous white metal
Standard atomic weight (Ar, standard)Template:Infobox element/standard atomic weight
Mass numberTemplate:Infobox element/symbol-to-most-stable-isotope (most stable isotope)
Silver in the periodic table
Template:Infobox element/periodic table
Atomic number (Z)47
GroupTemplate:Infobox element/group
Periodperiod 5
Blockd-block
Element categoryTemplate:Infobox element/category format
Electron configuration[Kr] 4d10 5s1
Electrons per shell
2, 8, 18, 18, 1
Physical properties
Phase at STPsolid
Melting point1234.93 K ​(961.78 °C, ​1763.2 °F)
Boiling point2435 K ​(2162 °C, ​3924 °F)
Density (near r.t.)10.49 g/cm3
when liquid (at m.p.)9.320 g/cm3
Heat of fusion11.28 kJ/mol
[[Enthalpy of vaporization|Heat of Template:Engvar]]254 kJ/mol
Molar heat capacity25.350 J/(mol·K)
[[Vapor pressure|Template:Engvar pressure]]
Atomic properties
Oxidation statesTemplate:Infobox element/symbol-to-oxidation-state
ElectronegativityPauling scale: 1.93
[[Ionization energy|Template:Engvar energies]]
  • 1st: 731.0 kJ/mol
  • 2nd: 2070 kJ/mol
  • 3rd: 3361 kJ/mol
Atomic radiusempirical: 144 pm
Covalent radius145±5 pm
Van der Waals radius172 pm
Template:Infobox element/spectral lines
Other properties
Crystal structureTemplate:Infobox element/crystal structure
Speed of sound thin rod2680 m/s (at r.t.)
Thermal expansion18.9 µm/(m·K) (at 25 °C)
Thermal conductivity429 W/(m·K)
Thermal diffusivity174 mm2/s (at 300 K)
Electrical resistivity15.87 nΩ·m (at 20 °C)
Magnetic orderingdiamagnetic[1]
Magnetic susceptibility−19.5·10−6 cm3/mol (296 K)[2]
Young's modulus83 GPa
Shear modulus30 GPa
Bulk modulus100 GPa
Poisson ratio0.37
Mohs hardness2.5
Vickers hardness251 MPa
Brinell hardness206–250 MPa
CAS Number7440-22-4
History
Discoverybefore 5000 BC
Main isotopes of silver
Template:Infobox element/isotopes table
| references

Template:Infobox element/element navigation Template:Template reference list Expression error: Unrecognized word "template".

  1. Lide, D. R., ed. (2005). "Magnetic susceptibility of the elements and inorganic compounds". CRC Handbook of Chemistry and Physics (PDF) (86th ed.). Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5.
  2. Weast, Robert (1984). CRC, Handbook of Chemistry and Physics. Boca Raton, Florida: Chemical Rubber Company Publishing. pp. E110. ISBN 0-8493-0464-4.