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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
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 ]3d3 4s2
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
48 V
sintetic
15,9735 giorni
ε
4,012
48 Ti
49 V
sintetic
330 giorni
ε
0,602
49 Ti
50 V
sintetic
1,4×1017 agns
ε β
2,208 1,037
50 Ti 50 Cr
51 V
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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