Zirconium

Zirconium, ₄₀Zr

Àdàkọ:Infobox element/symbol-to-top-image/caption
Zirconium
Pípè	/zərˈkoʊniəm/ ​(zər-KOH-nee-əm)
Ìhànsójú	silvery white
Ìwúwo átọ̀mù Ar, std(Zr)	91.224(2)Àdàkọ:CIAAW2013
nọ́mbà ìsújọ	Zr:
Zirconium ní orí tábìlì àyè
Hydrogen Helium Lithium Beryllium Boron Carbon Nitrogen Oxygen Fluorine Neon Sodium Magnesium Aluminium Silicon Phosphorus Sulfur Chlorine Argon Potassium Calcium Scandium Titanium Vanadium Chromium Manganese Iron Cobalt Nickel Copper Zinc Gallium Germanium Arsenic Selenium Bromine Krypton Rubidium Strontium Yttrium Zirconium Niobium Molybdenum Technetium Ruthenium Rhodium Palladium Silver Cadmium Indium Tin Antimony Tellurium Iodine Xenon Caesium Barium Lanthanum Cerium Praseodymium Neodymium Promethium Samarium Europium Gadolinium Terbium Dysprosium Holmium Erbium Thulium Ytterbium Lutetium Hafnium Tantalum Tungsten Rhenium Osmium Iridium Platinum Gold Mercury (element) Thallium Lead Bismuth Polonium Astatine Radon Francium Radium Actinium Thorium Protactinium Uranium Neptunium Plutonium Americium Curium Berkelium Californium Einsteinium Fermium Mendelevium Nobelium Lawrencium Rutherfordium Dubnium Seaborgium Bohrium Hassium Meitnerium Darmstadtium Roentgenium Copernicium Nihonium Flerovium Moscovium Livermorium Tennessine Oganesson Ti ↑ Zr ↓ Hf yttrium ← zirconium → niobium
Nọ́mbà átọ̀mù (Z)	40
Ẹgbẹ́	group 4
Àyè	àyè 5
Àdìpọ̀	Àdìpọ̀-d
Ẹ̀ka ẹ́límẹ́ntì	Àdàkọ:Infobox element/category format
Ìtò ẹ̀lẹ́ktrọ́nù	Àdàkọ:Infobox element/symbol-to-electron-configuration
Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan	2, 8, 18, 10, 2
Àwọn ohun ìní ara
Ìfarahàn at STP	solid
Ìgbà ìyọ́	2128 K ​(1855 °C, ​3371 °F)
Ígbà ìhó	4682 K ​(4409 °C, ​7968 °F)
Kíki (near r.t.)	6.52 g/cm3
when liquid (at m.p.)	5.8 g/cm3
Heat of fusion	14 kJ/mol
Heat of	573 kJ/mol
Molar heat capacity	25.36 J/(mol·K)
pressure Àdàkọ:Infobox element/vapor pressure table
Atomic properties
Oxidation states	Àdàkọ:Infobox element/symbol-to-oxidation-state
Electronegativity	Pauling scale: 1.33
Atomic radius	empirical: 160 pm
Covalent radius	175±7 pm
Àdàkọ:Infobox element/spectral lines
Other properties
Natural occurrence	Àdàkọ:Infobox element/symbol-to-occurrence
Crystal structure	​Àdàkọ:Infobox element/crystal structure Àdàkọ:Infobox element/crystal structure
Speed of sound thin rod	3800 m/s (at 20 °C)
Thermal expansion	5.7 µm/(m·K) (at 25 °C)
Thermal conductivity	22.6 W/(m·K)
Electrical resistivity	421 n Ω·m (at 20 °C)
Magnetic ordering	paramagnetic
Young's modulus	88 GPa
Shear modulus	33 GPa
Bulk modulus	91.1 GPa
Poisson ratio	0.34
Mohs hardness	5.0
Vickers hardness	903 MPa
Brinell hardness	650 MPa
CAS Number	7440-67-7
Main isotopes of zirconium
Àdàkọ:Infobox element/isotopes table

Zirconium (pípè /zərˈkoʊniəm/ zər-KOH-ni-əm) je ipilese elegbogi pelu ami-idamo Zr ati nomba atomu 40.