మూస:వెనెడియం మూలకము

వెనేడియం, ₀₀V

వెనేడియం
Pronunciation	/vəˈneɪdiəm/ ​(və-NAY-dee-əm)
Appearance	blue-silver-grey metal
Standard atomic weight Ar°(V)
	50.9415±0.0001 50.942±0.001 (abridged)
వెనేడియం in the periodic table
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 Ununtrium Flerovium Ununpentium Livermorium Ununseptium Ununoctium - ↑ V ↓ Nb టైటానియం ← వెనేడియం → క్రోమియం
Group	మూస:Infobox element/symbol-to-group/format
Period	period 4
Block	d-block
Electron configuration	[Ar] 3d3 4s2
Electrons per shell	2, 8, 11, 2
Physical properties
Phase at STP	solid
Melting point	2183 K ​(1910 °C, ​3470 °F)
Boiling point	3680 K ​(3407 °C, ​6165 °F)
Density (near r.t.)	6.0 g/cm3
when liquid (at m.p.)	5.5 g/cm3
Heat of fusion	21.5 kJ/mol
Heat of vaporization	459 kJ/mol
Molar heat capacity	24.89 J/(mol·K)
Vapor pressure P (Pa) 1 10 100 1 k 10 k 100 k at T (K) 2101 2289 2523 2814 3187 3679
Atomic properties
Oxidation states	−3, −1, 0, +1, +2, +3, +4, +5 (an amphoteric oxide)
Electronegativity	Pauling scale: 1.63
Ionization energies	(more)
Atomic radius	empirical: 134 pm
Covalent radius	153±8 pm
Spectral lines of వెనేడియం
Other properties
Natural occurrence	primordial
Crystal structure	​body-centered cubic (bcc)
Speed of sound thin rod	4560 m/s (at 20 °C)
Thermal expansion	8.4 µm/(m⋅K) (at 25 °C)
Thermal conductivity	30.7 W/(m⋅K)
Electrical resistivity	197 n Ω⋅m (at 20 °C)
Magnetic ordering	paramagnetic
Young's modulus	128 GPa
Shear modulus	47 GPa
Bulk modulus	160 GPa
Poisson ratio	0.37
Mohs hardness	6.7
CAS Number	7440-62-2
History
Discovery	Andrés Manuel del Río (1801)
First isolation	Nils Gabriel Sefström (1830)
Named by	Nils Gabriel Sefström (1830)
Isotopes of వెనేడియం

References

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