General: |
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Name: Mercury
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Symbol: Hg
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Group: Trans. Met.
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Atomic weight: 200.59
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Density @ 293 K: 13.546 g/cm3
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Atomic volume: 14.82 cm3/mol
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Group: Trans. Met.
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discovered: 0
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States: |
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state (s, l, g): l
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melting point: 234.33 K
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boiling point: 630 K
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Heat of fusion: 2.295 kJ/mol
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Heat of vaporization: 59.229 kJ/mol
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Energies: |
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1st ionization energy: 1007 kJ/mole
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electronegativity: 2
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2nd ionization energy: 1810 kJ/mole
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electron affinity: kJ/mole
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3rd ionization energy: 3300 kJ/mole
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Specific heat: 0.139 J/gK
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heat atomization: 61 kJ/mole atoms
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Oxidation & Electrons: |
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Shells: 2,8,18,32,18,2
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electron configuration: [Xe] 4f14 5d10 6s2
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minimum oxidation number: 0
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maximum oxidation number: 2
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min. common oxidation no.: 0
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max. common oxidation no.: 2
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Appearance & Characteristics: |
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structure: rhombohedral
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color: silvery-white
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uses: amalgams, Cl2, NaOH prod.
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toxicity: yes
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hardness: mohs
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characteristics: liquid at r.t., volatile
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Reactions: |
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reaction with air: none, w/ht (350C) =>HgO
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reaction with 6M HCl: none
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reaction with 6M HCl: none
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reaction with 15M HNO3: mild, =>NOx, Hg(NO3)2
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reaction with 6M NaOH: none
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Other Forms: |
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number of isotopes: 7
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hydride(s): none
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oxide(s): HgO
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chloride(s): Hg2Cl2 HgCl2
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Radius: |
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ionic radius (2- ion): pm
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ionic radius (1- ion): pm
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atomic radius: 151 pm
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ionic radius (1+ ion): 133 pm
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ionic radius (2+ ion): 116 pm
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ionic radius (3+ ion): pm
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Conductivity: |
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thermal conductivity: 8.3 J/m-sec-deg
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electrical conductivity: 10.163 1/mohm-cm
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polarizability: 5.4 A^3
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Abundance: |
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source: Cinnabar (sulfide)
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rel. abund. solar system: -0.469 log
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abundance earth's crust: -1.1 log
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cost, pure: 5 $/100g
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cost, bulk: 0.51 $/100g
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