Ytterbium,  70Yb
ସାଧାରଣ ଗୁଣ
ନାମ, ପ୍ରତୀକytterbium, Yb
Appearancesilvery white
ଉଚ୍ଚାରଣ/[invalid input: 'ɨ']ˈtɜːrbiəm/ i-TUR-bee-əm
Ytterbium in the periodic table
Hydrogen (other non-metal)
Helium (noble gas)
Lithium (alkali metal)
Beryllium (alkaline earth metal)
Boron (metalloid)
Carbon (other non-metal)
Nitrogen (other non-metal)
Oxygen (other non-metal)
Fluorine (halogen)
Neon (noble gas)
Sodium (alkali metal)
Magnesium (alkaline earth metal)
Aluminium (post-transition metal)
Silicon (metalloid)
Phosphorus (other non-metal)
Sulfur (other non-metal)
Chlorine (halogen)
Argon (noble gas)
Potassium (alkali metal)
Calcium (alkaline earth metal)
Scandium (transition metal)
Titanium (transition metal)
Vanadium (transition metal)
Chromium (transition metal)
Manganese (transition metal)
Iron (transition metal)
Cobalt (transition metal)
Nickel (transition metal)
Copper (transition metal)
Zinc (transition metal)
Gallium (post-transition metal)
Germanium (metalloid)
Arsenic (metalloid)
Selenium (other non-metal)
Bromine (halogen)
Krypton (noble gas)
Rubidium (alkali metal)
Strontium (alkaline earth metal)
Yttrium (transition metal)
Zirconium (transition metal)
Niobium (transition metal)
Molybdenum (transition metal)
Technetium (transition metal)
Ruthenium (transition metal)
Rhodium (transition metal)
Palladium (transition metal)
Silver (transition metal)
Cadmium (transition metal)
Indium (post-transition metal)
Tin (post-transition metal)
Antimony (metalloid)
Tellurium (metalloid)
Iodine (halogen)
Xenon (noble gas)
Caesium (alkali metal)
Barium (alkaline earth metal)
Lanthanum (lanthanoid)
Cerium (lanthanoid)
Praseodymium (lanthanoid)
Neodymium (lanthanoid)
Promethium (lanthanoid)
Samarium (lanthanoid)
Europium (lanthanoid)
Gadolinium (lanthanoid)
Terbium (lanthanoid)
Dysprosium (lanthanoid)
Holmium (lanthanoid)
Erbium (lanthanoid)
Thulium (lanthanoid)
Ytterbium (lanthanoid)
Lutetium (lanthanoid)
Hafnium (transition metal)
Tantalum (transition metal)
Tungsten (transition metal)
Rhenium (transition metal)
Osmium (transition metal)
Iridium (transition metal)
Platinum (transition metal)
Gold (transition metal)
Mercury (transition metal)
Thallium (post-transition metal)
Lead (post-transition metal)
Bismuth (post-transition metal)
Polonium (post-transition metal)
Astatine (halogen)
Radon (noble gas)
Francium (alkali metal)
Radium (alkaline earth metal)
Actinium (actinoid)
Thorium (actinoid)
Protactinium (actinoid)
Uranium (actinoid)
Neptunium (actinoid)
Plutonium (actinoid)
Americium (actinoid)
Curium (actinoid)
Berkelium (actinoid)
Californium (actinoid)
Einsteinium (actinoid)
Fermium (actinoid)
Mendelevium (actinoid)
Nobelium (actinoid)
Lawrencium (actinoid)
Rutherfordium (transition metal)
Dubnium (transition metal)
Seaborgium (transition metal)
Bohrium (transition metal)
Hassium (transition metal)
Meitnerium (unknown chemical properties)
Darmstadtium (unknown chemical properties)
Roentgenium (unknown chemical properties)
Copernicium (transition metal)
Ununtrium (unknown chemical properties)
Flerovium (unknown chemical properties)
Ununpentium (unknown chemical properties)
Livermorium (unknown chemical properties)
Ununseptium (unknown chemical properties)
Ununoctium (unknown chemical properties)
-

Yb

No
thuliumytterbiumlutetium
ପରମାଣୁ କ୍ରମାଙ୍କ (Z)70
ଶ୍ରେଣୀ, ବ୍ଳକgroup n/a, f-block
ପର୍ଯ୍ୟାୟperiod 6
ମୌଳିକ ପ୍ରକାର  lanthanide
ମାନକ ପରମାଣବିକ ଓଜନ (Ar)173.054(5)
ଇଲେକ୍‌ଟ୍ରୋନ୍ ବିନ୍ୟାସ[Xe] 4f14 6s2
per shell
2, 8, 18, 32, 8, 2
ଭୌତିକ ଗୁଣ
ଅବସ୍ଥାsolid
ଗଳନାଙ୍କ1097 K ​(824 °C, ​1515 °F)
ସ୍ଫୁଟନାଙ୍କ1469 K ​(1196 °C, ​2185 °F)
Density near r.t.6.90 g/cm3
when liquid, at m.p.6.21 g/cm3
Heat of fusion7.66 kJ/mol
Heat of 159 kJ/mol
Molar heat capacity26.74 J/(mol·K)
 pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 736 813 910 1047 (1266) (1465)
Atomic properties
Oxidation states3, 2, 1
(basic oxide)
ElectronegativityPauling scale: ? 1.1
Atomic radiusempirical: 176 pm
Covalent radius187±8 pm
Miscellanea
Crystal structureface-centered cubic (fcc)
Face-centered cubic crystal structure for ytterbium
Speed of sound thin rod1590 m/s (at 20 °C)
Thermal expansion(r.t.) (β, poly) 26.3 µm/(m·K)
Thermal conductivity38.5 W/(m·K)
Electrical resistivity(r.t.) (β, poly) 0.250 µ Ω·m
Magnetic orderingparamagnetic
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 hardness206 MPa
Brinell hardness343 MPa
CAS Number7440-64-4
ଇତିହାସ
ଆବିଷ୍କାରJean Charles Galissard de Marignac (1878)
First isolationGeorges Urbain (1907)
Most stable 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
ββ 1.083 176Hf
177Yb syn 1.911 h β 1.399 177Lu
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References