Xenon The Element

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Xenon The Element

• C.V.

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Discovered

• Xenon was discovered by Sir William Ramsay and
  Morris Travers in 1898 in the residue left after
  evaporating liquid air components.

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History

• The name xenon is derived from
• the Greek word xenos, "strange or "foreign."

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Structure (1)

• Atomic Number 54 Atomic Mass 131.29 amu
  Melting Point-111.7 C Boiling Point-108 C
  Number of Protons/Electrons 54

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Structure (2)

• Number of Neutrons 77 Classification Nnoble
  Gas Crystal Structure Cubic
  Density_at_ 293 K 5.8971 g/cm3 Color Colorless
  Gas

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Facts (1)

• Stable Isotope-9
• Radioisotope-6
• cost, bulk /100g
• Cost, pure 120 /100g
• Cas Registry ID 7440-63-3

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Facts (2)

• Valence Numbers
• S-90.7-1.71349
• P-102.7-1.93996
• D-39.5-0.747127
• 1s2 2s2p6 3s2p6d10 4s2p10 5s2p6

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Reaction

• air none
• 6M HCl none
• 15M HNO3L none
• 6M NaOH none

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Levels

• Number of Energy Levels 5
• First Energy Level 2 Second Energy Level 8
  Third Energy Level 18 Fourth Energy Level 18
  Fifth Energy Level 8

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Uses

• used in making electron tubes, stroboscopic
  lamps, bactericidal lamps, and lamps used to
  excite ruby lasers for generating coherent light

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Xenons picture
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Representation of shell
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Links

• http//www.webelements.com
• http//www.chemiclelement.com/
• http//www.chemicoolperiodictale.com/