Xenon

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54 iodinexenoncaesium
Kr

Xe

Rn
Xe-TableImage.png
Panampilan
Colorless gas, exhibiting a blue glow when placed in a high voltage electric field


Spectral lines of xenon
Informasi umum
Jeneng, lambang, nomer atom xenon, Xe, 54
Dhèrèt kimia noble gas
Golongan, période, blok 185, p
Bobot atom standar 131.293(6) g·mol−1
Konfigurasi elektron [Kr] 5s2 4d10 5p6
Elektron per kelopak 2, 8, 18, 18, 8
Sipat fisika
Fase gas
Massa jenis (0 °C, 101.325 kPa)
5.894 g/L
Titik lebur (101.325 kPa) 161.4 K
(-111.7 °C, -169.1 °F)
Titik umob (101.325 kPa) 165.03 K
(-108.12 °C, -162.62 °F)
Titik tripel 161.405 K, 81.6[1] kPa
Titik kritis 289.77 K, 5.841 MPa
Kalor peleburan (101.325 kPa) 2.27 kJ·mol−1
Kalor penguapan (101.325 kPa) 12.64 kJ·mol−1
Kapasitas kalor (25 °C) 5R/2 = 20.786 J·mol−1·K−1
Tekanan uap
P/Pa 1 10 100 1 k 10 k 100 k
pada T/K 83 92 103 117 137 165
Sipat atom
Struktur kristal face-centered cubic
Bilangan oksidasi 0, +1, +2, +4, +6, +8
(rarely more than 0)
(weakly acidic oxide)
Elektronegativitas 2.6 (Skala Pauling)
Energi ionisasi 1st: 1170.4 kJ·mol−1
2nd: 2046.4 kJ·mol−1
3rd: 3099.4 kJ·mol−1
Jari-jari kovalen 140±9 pm
Jari-jari Van Der Waals 216 pm
Informasi liya
Pembenahan magnetik diamagnetic[2]
Konduktivitas termal (300 K) 5.65×10-3  W·m−1·K−1
Kecepatan suara (liquid) 1090 m/s; (gas) 169 m/s
Nomor CAS 7440-63-3
Isotop tinamtu
Artikel utama: Isotop saka xenon
iso NA Umur paruh DM DE (MeV) DP
124Xe 0.095% Xe stabil kanthi 70 neutron
125Xe syn 16.9 h ε 1.652 125I
126Xe 0.089% Xe stabil kanthi 72 neutron
127Xe syn 36.345 d ε 0.662 127I
128Xe 1.91% Xe stabil kanthi 74 neutron
129Xe 26.4% Xe stabil kanthi 75 neutron
130Xe 4.07% Xe stabil kanthi 76 neutron
131Xe 21.2% Xe stabil kanthi 77 neutron
132Xe 26.9% Xe stabil kanthi 78 neutron
133Xe syn 5.247 d β 0.427 133Cs
134Xe 10.4% Xe stabil kanthi 80 neutron
135Xe syn 9.14 h β 1.16 135Cs
136Xe 8.86% Xe stabil kanthi 82 neutron

Xenon iku sawijining èlemèn kimia kanthi simbul Xe lan nomer atom 54. Jeneng èlemèn dipocapaké play /ˈzɛnɒn/ ZEN-on utawa /ˈznɒn/ ZEE-non

Rujukan[sunting | sunting sumber]

  1. ^ 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.
  2. ^ Magnetic susceptibility of the elements and inorganic compounds, in Handbook of Chemistry and Physics 81st edition, CRC press.

Pranala njaba[sunting | sunting sumber]

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