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Periodic Table of Elements

Element Xenon - Xe

Comprehensive data on the chemical element Xenon is provided on this page; including scores of properties, element names in many languages, most known nuclides of Xenon. Common chemical compounds are also provided for many elements. In addition technical terms are linked to their definitions and the menu contains links to related articles that are a great aid in one's studies.

Xenon Menu

• Xenon Page One
  • Overview of Xenon
  • Xenon's Name in Other Languages
  • Atomic Structure of Xenon
  • Chemical Properties of Xenon
  • Physical Properties of Xenon
  • Regulatory / Health
  • Who/When/Where/How
• Xenon Page Two
  • Nuclides / Isotopes
  • Potential Parent Nuclides

Overview of Xenon

• Atomic Number: 54
• Group: 18
• Period: 5
• Series: Noble Gasses

Xenon's Name in Other Languages

• Latin: Xenon
• Czech: Xenon
• Croatian: Ksenon
• French: Xénon
• German: Xenon - s
• Italian: Xeno
• Norwegian: Xenon
• Portuguese: Xenônio
• Russian: Ксенон
• Spanish: Xenón
• Swedish: Xenon

Atomic Structure of Xenon

• Atomic Radius: 1.24Å
• Atomic Volume: 37.3cm³/mol
• Covalent Radius: 1.31Å
• Cross Section (Thermal Neutron Capture) σ_a/barns: 23.9
• Crystal Structure: Cubic face centered

  

• Electron Configuration:

  1s² 2s²p⁶ 3s²p⁶d¹⁰ 4s²p⁶d¹⁰ 5s²p⁶

• Electrons per Energy Level: 2,8,18,18,8

  Shell Model
  

• Ionic Radius:
• Filling Orbital: 5p⁶
• Number of Electrons (with no charge): 54
• Number of Neutrons (most common/stable nuclide): 77
• Number of Protons: 54
• Oxidation States: 0
• Valence Electrons: 5s²p⁶

  Electron Dot Model
  

Chemical Properties of Xenon

• Electrochemical Equivalent:
• Electron Work Function:
• Electronegativity: 0 (Pauling); 2.4 (Allrod Rochow)
• Heat of Fusion: 2.297kJ/mol
• Incompatibilities:

• Ionization Potential
  • First: 12.13
  • Second: 21.21
  • Third: 32.1
• Valence Electron Potential (-eV):

Physical Properties of Xenon

• Atomic Mass Average: 131.29
• Boiling Point: 165.18K -107.97°C -162°F
• Coefficient of lineal thermal expansion/K^-1: N/A
• Conductivity

  Electrical:
  Thermal: 0.0000569 W/cmK

• Density: 5.9g/L @ 273K & 1atm
• Description:

  Colorless, odorless, tasteless noble gas.

• Enthalpy of Fusion: 2.3 kJ/mole
• Enthalpy of Vaporization: 12.64 kJ/mole
• Flammablity Class:
• Freezing Point: see melting point
• Heat of Vaporization: 12.636kJ/mol
• Melting Point: 161.45K -111.7°C -169.1°F
• Molar Volume: 42.9 cm³/mole
• Optical Refractive Index: 1.000702
• Physical State (at 20°C & 1atm): Gas
• Specific Heat: 0.158J/gK

Regulatory / Health

• CAS Number
  • 7440-63-3
• OSHA Permissible Exposure Limit (PEL)
  • No limits set by OSHA
• OSHA PEL Vacated 1989
  • No limits set by OSHA
• NIOSH Recommended Exposure Limit (REL)
  • No limits set by NIOSH
• Levels In Humans:
  Note: this data represents naturally occuring levels of elements in the typical human, it DOES NOT represent recommended daily allowances.
  • Blood/mg dm^-3: trace
  • Bone/p.p.m: nil
  • Liver/p.p.m: nil
  • Muscle/p.p.m: nil
  • Daily Dietary Intake: n/a
  • Total Mass In Avg. 70kg human: n/a
• Discovery Year: 1898
• Name Origin:

  Greek: xenos (stranger).

• Abundance of Xenon:
  • Earth's Crust/p.p.m.: 0.000002
  • Seawater/p.p.m.: 0.0001
  • Atmosphere/p.p.m.: 0.086
  • Sun (Relative to H=1E¹²): N/A
• Sources of Xenon:

  Obtain from the small quantities in liquified air. Annual world wide production is around 0.6 tons.

• Uses of Xenon:

  Used in electronic flashes, projection lamps, UV lamps, and other powerful lamps. Also used in bubble chambers and paint testers.

• Additional Notes:

Xenon Menu

• Xenon Page One
  • Overview of Xenon
  • Xenon's Name in Other Languages
  • Atomic Structure of Xenon
  • Chemical Properties of Xenon
  • Physical Properties of Xenon
  • Regulatory / Health
  • Who/When/Where/How
• Xenon Page Two
  • Nuclides / Isotopes
  • Potential Parent Nuclides

References

A list of reference sources used to compile the data provided on our periodic table of elements can be found on the main periodic table page.

Related Resources

• Anatomy of the Atom
  Answers many questions regarding the structure of atoms.
• Molarity, Molality and Normality
  Introduces stoichiometry and explains the differences between molarity, molality and normality.
• Molar Mass Calculations and Javascript Calculator
  Molar mass calculations are explained and there is a JavaScript calculator to aid calculations.
• Chemical Database
  This database focuses on the most common chemical compounds used in the home and industry.

Citing this page

If you need to cite this page, you can copy this text:

Kenneth Barbalace. Periodic Table of Elements - Xenon - Xe. EnvironmentalChemistry.com. 1995 - 2024. Accessed on-line: 12/30/2024
https://EnvironmentalChemistry.com/yogi/periodic/Xe.html
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