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 General | States | Energies | Oxidation & Electrons | Appearance & Characteristics | Reactions | Other Forms Radius | Conductivity | Abundance


Name: Mercury Symbol: Hg
Group: Trans. Met. Atomic weight: 200.59
Density @ 293 K: 13.546 g/cm3 Atomic volume: 14.82 cm3/mol
Group: Trans. Met. discovered: 0


state (s, l, g): l
melting point: 234.33 K boiling point: 630 K
Heat of fusion: 2.295 kJ/mol Heat of vaporization: 59.229 kJ/mol


1st ionization energy: 1007 kJ/mole
electronegativity: 2 2nd ionization energy: 1810 kJ/mole
electron affinity: kJ/mole 3rd ionization energy: 3300 kJ/mole
Specific heat: 0.139 J/gK heat atomization: 61 kJ/mole atoms

Oxidation & Electrons:

Shells: 2,8,18,32,18,2 electron configuration: [Xe] 4f14 5d10 6s2
minimum oxidation number: 0 maximum oxidation number: 2
min. common oxidation no.: 0 max. common oxidation no.: 2

Appearance & Characteristics:

structure: rhombohedral color: silvery-white
uses: amalgams, Cl2, NaOH prod. toxicity: yes
hardness: mohs characteristics: liquid at r.t., volatile


reaction with air: none, w/ht (350C) =>HgO
reaction with 6M HCl: none reaction with 6M HCl: none
reaction with 15M HNO3: mild, =>NOx, Hg(NO3)2 reaction with 6M NaOH: none

Other Forms:

number of isotopes: 7 hydride(s): none
oxide(s): HgO chloride(s): Hg2Cl2 HgCl2


ionic radius (2- ion): pm ionic radius (1- ion): pm
atomic radius: 151 pm ionic radius (1+ ion): 133 pm
ionic radius (2+ ion): 116 pm ionic radius (3+ ion): pm


thermal conductivity: 8.3 J/m-sec-deg
electrical conductivity: 10.163 1/mohm-cm polarizability: 5.4 A^3


source: Cinnabar (sulfide)
rel. abund. solar system: -0.469 log abundance earth's crust: -1.1 log
cost, pure: 5 $/100g cost, bulk: 0.51 $/100g