Iterbyo

Ytterbium
70Yb
- ↑ Yb ↓ No Periodic table thulium ← ytterbium → lutetium
Panagway
silvery white
Kinatibuk-ang mga kinaiya
Ngalan, simbolo, kaiphan	ytterbium, Yb, 70
Paglitok	/ᵻˈtɜːrbiəm/ [[Help:Pronunciation respelling key|i-Plantilya:Smallcaps all-bee-əm]]
Kategoriyang elemento	puthaw nga lantanido
Group, period, block	[[group {{{group}}} element|{{{group}}}]], 6, f
Gibug-aton sa atomo	173.054(5)
Kontorno sa elektron	[Xe] 4f14 6s2 2, 8, 18, 32, 8, 2 Electron shells of ytterbium (2, 8, 18, 32, 8, 2)
History
Pagkadiskobre	Jean Charles Galissard de Marignac (1878)
First isolation	Georges Urbain (1907)
Physical properties
Phase	magahi
Density (near r.t.)	6.90 g·cm−3
Liquid density at m.p.	6.21 g·cm−3
Melting point	1097 K, 824 °C, 1515 °F
Boiling point	1469 K, 1196 °C, 2185 °F
Heat of fusion	7.66 kJ·mol−1
Heat of vaporization	159 kJ·mol−1
Molar heat capacity	26.74 J·mol−1·K−1
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k at T (K) 736 813 910 1047 (1266) (1465)
Atomic properties
Oxidation states	3, 2, 1 (basic oxide)
Electronegativity	? 1.1 (Pauling scale)
Ionization energies	1st: 603.4 kJ·mol−1
	2nd: 1174.8 kJ·mol−1
	3rd: 2417 kJ·mol−1
Atomic radius	176 pm
Covalent radius	187±8 pm
Miscellanea
Crystal structure	face-centered cubic
Magnetic ordering	paramagnetic
Electrical resistivity	(r.t.) (β, poly) 0.250 µΩ·m
Thermal conductivity	38.5 W·m−1·K−1
Thermal expansion	(r.t.) (β, poly) 26.3 µm/(m·K)
Speed of sound (thin rod)	(20 °C) 1590 m·s−1
Young's modulus	(β form) 23.9 GPa
Shear modulus	(β form) 9.9 GPa
Bulk modulus	(β form) 30.5 GPa
Poisson ratio	(β form) 0.207
Vickers hardness	206 MPa
Brinell hardness	343 MPa
CAS registry number	7440-64-4
Most stable isotopes
Main article: Isotopes of ytterbium
iso NA half-life DM DE (MeV) DP 166Yb syn 56.7 h ε 0.304 166Tm 168Yb 0.13% >1.3×1014 y α 1.9508 164Er β+β+ 1.4221 168Er 169Yb syn 32.026 d ε 0.909 169Tm 170Yb 3.04% 170Yb is stable with 100 neutrons 171Yb 14.28% 171Yb is stable with 101 neutrons 172Yb 21.83% 172Yb is stable with 102 neutrons 173Yb 16.13% 173Yb is stable with 103 neutrons 174Yb 31.83% 174Yb is stable with 104 neutrons 175Yb syn 4.185 d β− 0.470 175Lu 176Yb 12.76% >1.6×1017 y α 0.570 172Er β−β− 1.083 176Hf 177Yb syn 1.911 h β− 1.399 177Lu

Ang iterbyo (Iningles ytterbium) mao ang elementong kimiko sa talaang peryodiko nga may simbolo nga Yb ug kaiphan nga atomik 70. Ang iterbyo mao ang puthaw nga lantanido.

Galeriya sa hulagway

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