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Vanadi


Chest articul di chimiche al è dome un Aboç – Se tu puedis, zonte alc cumò lant daûr des convenzions de Vichipedie
TitaniVanadiCrom
V
Nb  
 
 
tabele periodiche, Vanadi
Carateristichis gjenerâls
Non, Simbul chimic, Numar atomic Vanadi, V, 23
Serie chimiche Metai di transizion
Grup, Periodi, Bloc 5, 4, d
Densitât , Durece 6110 kg/m3, 7,0
Aspiet metal grîs-arint
Aspiet dal Vanadi
Proprietâts atomichis
Pês atomic 50,9415 amu
Rai atomic (calc.) 135 (171) pm
Rai covalent 125 pm
Rai di van del Waals nissun dât
Configurazion eletroniche [Ar]3d34s2
e- par nivel energjetic 2, 8, 11, 2
Stâts di ossidazion (Ossido) 5,3 (anfotêr)
Struture cristaline cubic a cuarp centrât
Proprietâts fisichis
Stât de materie Solit
Pont di fusion 2175 K (1902°C)
Pont di bolidure 3682 K (3409 °C)
Volum molâr 8,32 × 10-6 m3/mol
Calôr di vaporizazion 0,452 kJ/mol
Calôr di fusion 20,9 kJ/mol
Tension dal vapôr 3,06 Pa a 2175 K
Velocitât dal sun 4560 m/s a 293.15 K
Varis
Eletronegativitât 1,63 (Scjale di Pauling)
Calôr specific 490 J/(kg·K)
Conducibilitât eletriche 4,89 × 106/(m·ohm)
Conducibilitât termiche 30,7 W/(m*K)
Energje di prime ionizazion 650,9 kJ/mol
Energjie di seconde ionizazion 1414 kJ/mol
Energjie di tierce ionizazion 2830 kJ/mol
Energjie di cuarte ionizazion 4507 kJ/mol
Energjie di cuinte ionizazion 6298,7 kJ/mol
Isotops plui stabii
iso NA TD DM DE DP
48V sintetic 15,9735 giorni ε 4,012 48Ti
49V sintetic 330 giorni ε 0,602 49Ti
50V sintetic 1,4×1017 agns ε
β
2,208
1,037
50Ti
50Cr
51V 100% V al è stabil cun 28 neutrons

iso = isotop
NA = abondance in nature
TD = timp di decjadiment
DM = modalità di decadimento
DE = energjie di decjadiment in MeV
DP = prodot di decjadiment

Il Vanadi al è l'Element chimic di numar atomic 23. Il so simbul al è V.

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Vanadi
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