ଭାନାଡ଼ିଅମ

ଭାନାଡ଼ିଅମ ହେଉଛି ଏକ ରାସାୟନିକ ମୌଳିକ ଯାହାର ପ୍ରତୀକ V ଓ ପରମାଣୁ କ୍ରମାଙ୍କ ୨୩ ।

Vanadium,  ₂₃V

ସାଧାରଣ ଗୁଣ
ନାମ, ପ୍ରତୀକ	vanadium, V
Appearance	blue-silver-grey metal
ଉଚ୍ଚାରଣ	/vəˈneɪdiəm/ və-NAY-dee-əm
Vanadium in the periodic table
- ↑ V ↓ Nb titanium ← vanadium → chromium
ପରମାଣୁ କ୍ରମାଙ୍କ (Z)	23
ଶ୍ରେଣୀ, ବ୍ଳକ	group 5, d-block
ପର୍ଯ୍ୟାୟ	period 4
ମୌଳିକ ପ୍ରକାର	transition metal
ମାନକ ପରମାଣବିକ ଓଜନ (±) (Ar)	50.9415(1)
ଇଲେକ୍‌ଟ୍ରୋନ୍ ବିନ୍ୟାସ	[Ar] 3d3 4s2
per shell	2, 8, 11, 2
ଭୌତିକ ଗୁଣ
ଅବସ୍ଥା	solid
ଗଳନାଙ୍କ	2183 K ​(1910 °C, ​3470 °F)
ସ୍ଫୁଟନାଙ୍କ	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	459 kJ/mol
Molar heat capacity	24.89 J/(mol·K)
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	5, 4, 3, 2, 1, -1 ​amphoteric oxide
Electronegativity	Pauling scale: 1.63
energies	(more)
Atomic radius	empirical: 134 pm
Covalent radius	153±8 pm
Miscellanea
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
ଇତିହାସ
ଆବିଷ୍କାର	Andrés Manuel del Río (1801)
First isolation	Nils Gabriel Sefström (1830)
Named by	Nils Gabriel Sefström (1830)
Most stable isotopes of vanadium
iso NA half-life DM DE (MeV) DP 48V syn 15.9735 d β+ 4.0123 48Ti 49V syn 330 d ε 0.6019 49Ti 50V 0.25% 1.5×1017y ε 2.2083 50Ti β− 1.0369 50Cr 51V 99.75% 51V is stable with 28 neutrons

ଧର୍ମ

ଆହୁରି ପଢନ୍ତୁ

• Slebodnick, Carla; et al. (1999). "Modeling the Biological Chemistry of Vanadium: Structural and Reactivity Studies Elucidating Biological Function". Metal sites in proteins and models: phosphatases, Lewis acids, and vanadium. Springer. ISBN 978-3-540-65553-4. {{cite book}}: Unknown parameter |editors= ignored (|editor= suggested) (help)

ବାହାର ଲିଙ୍କ

• Vanadium at The Periodic Table of Videos (University of Nottingham)
• National Instrument Vanadium Technical Report Vanadium recovery methods
• ATSDR – ToxFAQs: Vanadium Archived 2009-01-15 at the Wayback Machine.