Ksenon

Lát'ọwọ́ Wikipedia, ìwé ìmọ̀ ọ̀fẹ́
(Àtúnjúwe láti Xenon)
Lọ sí: atọ́ka, àwárí
Xenon
54Xe
Kr

Xe

Rn
iodinexenoncaesium
Ìhànsójú
colorless gas with violet emission
Illuminated bluish gas discharge tubes shaped as letters X and e
Àwọn ìdámọ́ wíwọ́pọ̀
Orúkọ, àmì-ìdámọ́, nọ́mbà xenon, Xe, 54
Ìpèlóhùn /ˈzɛnɒn/[1] ZEN-on or /ˈziːnɒn/[2] ZEE-non
Ẹ̀ka ẹ́límẹ̀nti noble gases
Ẹgbẹ́, àsìkò, àdìpò 185, p
Ìwúwo átọ́mù 131.293(6)
Ìtòléra ẹ̀lẹ́ktrónì [Kr] 5s2 4d10 5p6
2, 8, 18, 18, 8
Physical properties
Phase gas
Density (0 °C, 101.325 kPa)
5.894 g/L
Melting point (101.325 kPa) 161.4 K, −111.7 °C, −169.1 °F
Boiling point (101.325 kPa) 165.03 K, −108.12 °C, −162.62 °F
Triple point 161.405 K (-112°C), 81.6[3] kPa
Critical point 289.77 K, 5.841 MPa
Heat of fusion (101.325 kPa) 2.27 kJ·mol−1
Heat of vaporization (101.325 kPa) 12.64 kJ·mol−1
Molar heat capacity 100 kPa 20.786 J·mol−1·K−1
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 83 92 103 117 137 165
Atomic properties
Oxidation states 0, +1, +2, +4, +6, +8
(rarely more than 0)
(weakly acidic oxide)
Electronegativity 2.6 (Pauling scale)
Ionization energies 1st: 1170.4 kJ·mol−1
2nd: 2046.4 kJ·mol−1
3rd: 3099.4 kJ·mol−1
Covalent radius 140±9 pm
Van der Waals radius 216 pm
Miscellanea
Crystal structure face-centered cubic
Xenon has a face-centered cubic crystal structure
Magnetic ordering diamagnetic[4]
Thermal conductivity 5.65×10-3  W·m−1·K−1
Speed of sound (liquid) 1090 m/s; (gas) 169 m·s−1
CAS registry number 7440-63-3
Àwọn ísótòpù dídúró jùlọ
Main article: Àwọn ísótòpù xenon
iso NA half-life DM DE (MeV) DP
124Xe 0.095% 124Xe is stable with 70 neutrons
125Xe syn 16.9 h ε 1.652 125I
126Xe 0.089% 126Xe is stable with 72 neutrons
127Xe syn 36.345 d ε 0.662 127I
128Xe 1.91% 128Xe is stable with 74 neutrons
129Xe 26.4% 129Xe is stable with 75 neutrons
130Xe 4.07% 130Xe is stable with 76 neutrons
131Xe 21.2% 131Xe is stable with 77 neutrons
132Xe 26.9% 132Xe is stable with 78 neutrons
133Xe syn 5.247 d β 0.427 133Cs
134Xe 10.4% 134Xe is stable with 80 neutrons
135Xe syn 9.14 h β 1.16 135Cs
136Xe 8.86% 136Xe is stable with 82 neutrons
· r

Ksenon (pípè /ˈzɛnɒn/; ZEE-non) je apilese kemika to ni ami-idamo Xe. Nomba atomu re je 54. O je Efuufu alade to wuwo, lai lawo tabi ni oorun, ksenoni wa ni ojuorun ni iye tasere.[5]



Itokasi[àtúnṣe | àtúnṣe àmìọ̀rọ̀]

  1. Xenon, entry in the Oxford English Dictionary, prepared by J. A. Simpson and E. S. C. Weiner, vol. 20, second edition, Oxford: Clarendon Press, 1989. ISBN 0-19-861232-X (vol. 20), ISBN 0-19-861186-2 (set.)
  2. Xenon, entry in Dictionary.com Unabridged (v 1.1), accessed on line February 19, 2007. Transcribed into IPA.
  3. Lide, David R. (2004). "Section 4, Properties of the Elements and Inorganic Compounds; Melting, boiling, triple, and critical temperatures of the elements". CRC Handbook of Chemistry and Physics (85th edition ed.). Boca Raton, Florida: CRC Press. ISBN 0849304857. 
  4. Magnetic susceptibility of the elements and inorganic compounds, in Handbook of Chemistry and Physics 81st edition, CRC press.
  5. Staff (2007). "Xenon". Columbia Electronic Encyclopedia. Columbia University Press. http://www.infoplease.com/ce6/sci/A0852881.html. Retrieved 2007-10-23.