Vanadium

Vanadium (Hon-ngî: 釩 fán) he yit-chúng fa-ho̍k ngièn-su, fa-ho̍k fù-ho vì V, ngièn-chṳ́ su-muk he 23.

Vanadium,  ₂₃V

ngoi-kôn
blue-silver-grey metal
Kî-pún sin-sit
Miàng, fù-ho	Vanadium, V
ngoi-hìn	blue-silver-grey metal
Vanadium chhai chû-khì-péu ke vi-chi
– ↑ V ↓ Nb titanium ← Vanadium → chromium
ngièn-chṳ́ sì-sú	23
ngièn-chṳ́-liòng (±)	50.9415(1)
ngièn-su lui-phe̍t	ko-thu kîm-su̍k
Chhu̍k, fûn-khî	5 chhu̍k, d-block
chû-khì	period 4
thien-chṳ́ phài-lie̍t	[Ar] 3d3 4s2
per shell	2, 8, 11, 2
vu̍t-lî sin-chṳt
Siông	ku-thí
yùng-tiám	2183 K ​(1910 °C, ​3470 °F)
pui-tiám	3680 K ​(3407 °C, ​6165 °F)
Me̍t-thu near Sit-vûn	6.0 g·cm−3
5.5 g·cm−3
Yùng-fa-ngie̍t	21.5 kJ·mol−1
Chîn-fat-ngie̍t	444 kJ·mol−1
Ngie̍t-yùng-liong	24.89 J·mol−1·K−1
chîn-hi-ap P (Pa) 1 10 100 1 k 10 k 100 k chhai T (K) 2101 2289 2523 2814 3187 3679
Ngièn-chṳ́ sin-chṳt
Yông-fa-su	5, 4, 3, 2, 1, −1, −3 ​(an amphoteric oxide)
Thien-fu-sin	Pauling scale: 1.63
Thien-lì-nèn	1st: 650.9 kJ·mol−1 2nd: 1414 kJ·mol−1 3rd: 2830 kJ·mol−1 (more)
Ngièn-chṳ́ pan-kang	empirical: 134 pm
Khiung-ka pan-kang	153±8 pm
Miscellanea
Chîn-thí keu-chho	​body-centered cubic (bcc)
Sâng-suk thin rod	4560 m·s−1 (at 20 °C)
Ngie̍t-phàng-chong	8.4 µm·m−1·K−1 (at 25 °C)
Ngie̍t-chhòn-thô-li̍t	30.7 W·m−1·K−1
Thien-chú-li̍t	197 nΩ·m (at 20 °C)
Chhṳ̀-sin	paramagnetic
Young's modulus	128 GPa
Shear modulus	47 GPa
Bulk modulus	160 GPa
Poisson ratio	0.37
Mohs hardness	6.7
Vickers hardness	628–640 MPa
Brinell hardness	600–742 MPa
CAS Registry Number	7440-62-2
Le̍k-sú
Fat-hien	Andrés Manuel del Río (1801)
First isolation	Nils Gabriel Sefström (1830)
Named by	Nils Gabriel Sefström (1830)
Chui vún-thin ke thùng-vi-su
Chú vùn-chông: Vanadium ke thùng-vi-su
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% 1.5×1017 y ε 2.2083 50Ti β− 1.0369 50Cr 51V 99.75% 51V is stable with 28 neutrons