Silver element properties

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Name: Silver Symbol: Ag
Group: Trans. Met. Atomic weight: 107.868
Density @ 293 K: 10.5 g/cm3 Atomic volume: 10.3 cm3/mol
Group: Trans. Met. discovered: 0


state (s, l, g): s
melting point: 1235.1 K boiling point: 2428 K
Heat of fusion: 11.30 kJ/mol Heat of vaporization: 250.580 kJ/mol


1st ionization energy: 731 kJ/mole
electronegativity: 1.93 2nd ionization energy: 2073.5 kJ/mole
electron affinity: 125.6 kJ/mole 3rd ionization energy: 3360.6 kJ/mole
Specific heat: 0.235 J/gK heat atomization: 284 kJ/mole atoms

Oxidation & Electrons:

Shells: 2,8,18,18,1 electron configuration: [Kr] 4d10 5s1
minimum oxidation number: 0 maximum oxidation number: 3
min. common oxidation no.: 0 max. common oxidation no.: 3

Appearance & Characteristics:

structure: fcc: face-centered cubic color: silvery
uses: film(AgBr),coins,jewelry toxicity:
hardness: 3.25 mohs characteristics: soft, ductile, tarnishes


reaction with air: mild, =>Ag2O
reaction with 6M HCl: none reaction with 6M HCl: none
reaction with 15M HNO3: mild, =>AgNO3 reaction with 6M NaOH:

Other Forms:

number of isotopes: 2 hydride(s): none
oxide(s): Ag2O chloride(s): AgCl


ionic radius (2- ion): pm ionic radius (1- ion): pm
atomic radius: 144 pm ionic radius (1+ ion): 129 pm
ionic radius (2+ ion): 108 pm ionic radius (3+ ion): 89 pm


thermal conductivity: 429 J/m-sec-deg
electrical conductivity: 630.5 1/mohm-cm polarizability: 7.9 A^3


source: Argentite (sulfide)
rel. abund. solar system: -0.313 log abundance earth's crust: -1.2 log
cost, pure: 120 $/100g cost, bulk: 14 $/100g

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