Templat:Kotak info Senon

iodinsenonsesium
Kr

Xe

Rn
Panampilan
gas indak bawarano, manjadi biru wakatu balatakkan pado medan listrik batagangan tinggi


Garih spektrum senon
Ciri-ciri umum
Namo, lambang, Nomor atom senon, Xe, 54
Jinih unsur gas muliaes
Golongan, pariode, blok 185, p
Massa atom standar 131.293(6)
Konfigurasi elektron [Kr] 5s2 4d10 5p6
2, 8, 18, 18, 8
Sipaik fisika
Fase gas
Massa jenis (0 °C, 101.325 kPa)
5.894 g/L
Massa jenis cairan pada t.d. 3.057[1] g·cm−3
Titik lebur (101.325 kPa) 161.4 K, -111.7 °C, -169.1 °F
Titik didih (101.325 kPa) 165.03 K, -108.12 °C, -162.62 °F
Titik tripel 161.405 K (-112°C), 81.6[2] kPa
Titik kritis 289.77 K, 5.841 MPa
Kalor palaburan (101.325 kPa) 2.27 kJ·mol−1
Kalor penguapan (101.325 kPa) 12.64 kJ·mol−1
Kapasitas kalor 5R/2 = 20.786 J·mol−1·K−1
Tokanan uap
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 83 92 103 117 137 165
Sipaik atom
Bilangan oksidasi 0, +1, +2, +4, +6, +8
(rarely more than 0)
(oksida asam lamah))
Elektronegativitas 2.6 (skala Pauling)
Energi ionisasi partamo: 1170.4 kJ·mol−1
ke-2: 2046.4 kJ·mol−1
ke-3: 3099.4 kJ·mol−1
Jari-jari kovalen 140±9 pm
Jari-jari van der Waals 216 pm
Lain-lain
Struktur kristal face-centered cubic
Pambanahan magnetik diamagnetik[3]
Konduktivitas termal 5.65×10-3  W·m−1·K−1
Kacapatan suaro (cairan) 1090 m/s; (gas) 169 m·s−1
Nomor CAS 7440-63-3
Isotop paliang stabil
iso NA Waktu paruh DM DE (MeV) DP
124Xe 0.095% Xe stabil dangan 70 neutron
125Xe syn 16.9 jam ε 1.652 125I
126Xe 0.089% Xe stabil dangan 72 neutron
127Xe syn 36.345 hr ε 0.662 127I
128Xe 1.91% Xe stabil dangan 74 neutron
129Xe 26.4% Xe stabil dangan 75 neutron
130Xe 4.07% Xe stabil dangan 76 neutron
131Xe 21.2% Xe stabil dangan 77 neutron
132Xe 26.9% Xe stabil dangan 78 neutron
133Xe syn 5.247 hr β 0.427 133Cs
134Xe 10.4% Xe stabil dangan 80 neutron
135Xe syn 9.14 jam β 1.16 135Cs
136Xe 8.86% 2.11×1021y[4] ββ - 136Ba
· r
  1. "Krypton". Gas Encyclopedia. Air Liquide. 2009. 
  2. Section 4 "Properties of the Elements and Inorganic Compounds; Melting, boiling, triple, and critical temperatures of the elements" in Lide, D. R., ed (2005). CRC Handbook of Chemistry and Physics (edisi ke-ke-86). Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5. 
  3. Magnetic susceptibility of the elements and inorganic compounds, in Lide, D. R., ed (2005). CRC Handbook of Chemistry and Physics (edisi ke-ke-86). Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5. 
  4. Ackerman, N. (2011). "Observation of Two-Neutrino Double-Beta Decay in 136Xe with the EXO-200 Detector". Physical Review Letters. 107 (21): 212501. Bibcode:2011PhRvL.107u2501A. doi:10.1103/PhysRevLett.107.212501.