Teluryo

Tellurium
52Te
Se ↑ Te ↓ Po Periodic table antimony ← tellurium → iodine
Panagway
silvery lustrous gray
Kinatibuk-ang mga kinaiya
Ngalan, simbolo, kaiphan	tellurium, Te, 52
Paglitok	/tᵻˈlʲʊəriəm/ [[Help:Pronunciation respelling key|te-Plantilya:Smallcaps all-ee-əm]]
Kategoriyang elemento	metalloid
Group, period, block	16, 5, p
Gibug-aton sa atomo	127.60
Kontorno sa elektron	[Kr] 4d10 5s2 5p4 2, 8, 18, 18, 6 Electron shells of tellurium (2, 8, 18, 18, 6)
History
Pagkadiskobre	Franz-Joseph Müller von Reichenstein (1782)
First isolation	Martin Heinrich Klaproth
Physical properties
Phase	magahi
Density (near r.t.)	6.24 g·cm−3
Liquid density at m.p.	5.70 g·cm−3
Melting point	722.66 K, 449.51 °C, 841.12 °F
Boiling point	1261 K, 988 °C, 1810 °F
Heat of fusion	17.49 kJ·mol−1
Heat of vaporization	114.1 kJ·mol−1
Molar heat capacity	25.73 J·mol−1·K−1
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k at T (K)     (775) (888) 1042 1266
Atomic properties
Oxidation states	6, 5, 4, 2, -2 (mildly acidic oxide)
Electronegativity	2.1 (Pauling scale)
Ionization energies	1st: 869.3 kJ·mol−1
	2nd: 1790 kJ·mol−1
	3rd: 2698 kJ·mol−1
Atomic radius	140 pm
Covalent radius	138±4 pm
Van der Waals radius	206 pm
Miscellanea
Crystal structure	hexagonal
Magnetic ordering	diamagnetic
Thermal conductivity	(1.97–3.38) W·m−1·K−1
Speed of sound (thin rod)	(20 °C) 2610 m·s−1
Young's modulus	43 GPa
Shear modulus	16 GPa
Bulk modulus	65 GPa
Mohs hardness	2.25
Brinell hardness	180 MPa
CAS registry number	13494-80-9
Most stable isotopes
Main article: Isotopes of tellurium
iso NA half-life DM DE (MeV) DP 120Te 0.09% >2.2×1016 y β β 1.701 120Sn 121Te syn 16.78 d ε 1.040 121Sb 122Te 2.55% 122Te is stable with 70 neutrons 123Te 0.89% >6×1013 y ε 0.051 123Sb 124Te 4.74% 124Te is stable with 72 neutrons 125Te 7.07% 125Te is stable with 73 neutrons 126Te 18.84% 126Te is stable with 74 neutrons 127Te syn 9.35 h β− 0.698 127I 128Te 31.74% 2.2×1024 y β−β− 0.867 128Xe 129Te syn 69.6 min β− 1.498 129I 130Te 34.08% 7.9×1020 y β−β− 2.528 130Xe

Ang teluryo (Iningles tellurium) mao ang elementong kimiko sa talaang peryodiko nga may simbolo nga Te ug kaiphan nga atomik 52. Ang teluryo mao ang metalloid.

Galeriya sa hulagway

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