General: |
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Name: Radon
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Symbol: Rn
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Group: Noble Gas
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Atomic weight: (222)
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Density @ 293 K: 0.00973 g/cm3
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Atomic volume: 50.5 cm3/mol
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Group: Noble Gas
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discovered: 1900
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States: |
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state (s, l, g): g
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melting point: 202.2 K
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boiling point: 211 K
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Heat of fusion: 2.890 kJ/mol
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Heat of vaporization: 16.40 kJ/mol
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Energies: |
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1st ionization energy: 1037 kJ/mole
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electronegativity:
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2nd ionization energy: kJ/mole
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electron affinity: kJ/mole
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3rd ionization energy: kJ/mole
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Specific heat: 0.09 J/gK
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heat atomization: 0 kJ/mole atoms
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Oxidation & Electrons: |
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Shells: 2,8,18,32,18,8
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electron configuration: [Xe] 4f14 5d10 6s2 6p6
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minimum oxidation number: 0
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maximum oxidation number: 0
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min. common oxidation no.: 0
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max. common oxidation no.: 0
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Appearance & Characteristics: |
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structure:
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color: colorless
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uses: earthquake prediction
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toxicity:
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hardness: mohs
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characteristics: Radioactive,air pollutant
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Reactions: |
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reaction with air: none
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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: none
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reaction with 6M NaOH: none
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Other Forms: |
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number of isotopes: 0
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hydride(s):
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oxide(s):
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chloride(s):
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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: pm
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ionic radius (1+ ion): pm
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ionic radius (2+ ion): pm
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ionic radius (3+ ion): pm
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Conductivity: |
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thermal conductivity: 0 J/m-sec-deg
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electrical conductivity: 0 1/mohm-cm
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polarizability: 5.3 A^3
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Abundance: |
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source: Synthetic(Ra-226 decay)
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rel. abund. solar system: log
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abundance earth's crust: -12.4 log
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cost, pure: $/100g
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cost, bulk: $/100g
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