Tantalum

Tantalum (Hon-ngî: 鉭 tǎn) he yit-chúng fa-ho̍k ngièn-su, fa-ho̍k fù-ho vì Ta, ngièn-chṳ́ su-muk he 73.

Tantalum,  73Ta
ngoi-kôn
gray blue
Tantalum
Tantalum
Spectral lines of tantalum
Kî-pún sin-sit
Miàng, fù-ho Tantalum, Ta
ngoi-hìn gray blue
Tantalum chhai chû-khì-péu ke vi-chi
Khiâng (sûng-ngièn-chṳ́ fî-kîm-su̍k)
Hoi (hî-yù hi-thí)
Lithium (kán-kîm-su̍k)
Beryllium (kán-thú kîm-su̍k)
Phìn (lui-kîm-su̍k)
Than (tô-ngièn-chṳ́ fî-kîm-su̍k)
Tham (sûng-ngièn-chṳ́ fî-kîm-su̍k)
Yông (sûng-ngièn-chṳ́ fî-kîm-su̍k)
Fuk (sûng-ngièn-chṳ́ fî-kîm-su̍k)
Nái (hî-yù hi-thí)
Na̍p (kán-kîm-su̍k)
Magnesium (kán-thú kîm-su̍k)
Lî (heu-ko-thu kîm-su̍k)
Si̍t (lui-kîm-su̍k)
Lìn (tô-ngièn-chṳ́ fî-kîm-su̍k)
Liù-vòng (tô-ngièn-chṳ́ fî-kîm-su̍k)
Liu̍k (sûng-ngièn-chṳ́ fî-kîm-su̍k)
Argon (hî-yù hi-thí)
Kap (kán-kîm-su̍k)
Koi (kán-thú kîm-su̍k)
Scandium (ko-thu kîm-su̍k)
Titanium (ko-thu kîm-su̍k)
Vanadium (ko-thu kîm-su̍k)
Chromium (ko-thu kîm-su̍k)
Manganese (ko-thu kîm-su̍k)
Thiet (ko-thu kîm-su̍k)
Cobalt (ko-thu kîm-su̍k)
Nickel (ko-thu kîm-su̍k)
Thùng (ko-thu kîm-su̍k)
Â-yèn (ko-thu kîm-su̍k)
Gallium (heu-ko-thu kîm-su̍k)
Germanium (lui-kîm-su̍k)
Phî (lui-kîm-su̍k)
Selenium (tô-ngièn-chṳ́ fî-kîm-su̍k)
Chhiu (sûng-ngièn-chṳ́ fî-kîm-su̍k)
Krypton (hî-yù hi-thí)
Rubidium (kán-kîm-su̍k)
Strontium (kán-thú kîm-su̍k)
Yttrium (ko-thu kîm-su̍k)
Zirconium (ko-thu kîm-su̍k)
Niobium (ko-thu kîm-su̍k)
Molybdenum (ko-thu kîm-su̍k)
Technetium (ko-thu kîm-su̍k)
Ruthenium (ko-thu kîm-su̍k)
Rhodium (ko-thu kîm-su̍k)
Palladium (ko-thu kîm-su̍k)
Ngiùn (ko-thu kîm-su̍k)
Cadmium (ko-thu kîm-su̍k)
Indium (heu-ko-thu kîm-su̍k)
Siak (heu-ko-thu kîm-su̍k)
Antimony (lui-kîm-su̍k)
Tellurium (lui-kîm-su̍k)
Tién (sûng-ngièn-chṳ́ fî-kîm-su̍k)
Xenon (hî-yù hi-thí)
Caesium (kán-kîm-su̍k)
Barium (kán-thú kîm-su̍k)
Lanthanum (lanthanum-hi)
Cerium (lanthanum-hi)
Praseodymium (lanthanum-hi)
Neodymium (lanthanum-hi)
Promethium (lanthanum-hi)
Samarium (lanthanum-hi)
Europium (lanthanum-hi)
Gadolinium (lanthanum-hi)
Terbium (lanthanum-hi)
Dysprosium (lanthanum-hi)
Holmium (lanthanum-hi)
Erbium (lanthanum-hi)
Thulium (lanthanum-hi)
Ytterbium (lanthanum-hi)
Lutetium (lanthanum-hi)
Hafnium (ko-thu kîm-su̍k)
Tantalum (ko-thu kîm-su̍k)
Tungsten (ko-thu kîm-su̍k)
Rhenium (ko-thu kîm-su̍k)
Osmium (ko-thu kîm-su̍k)
Iridium (ko-thu kîm-su̍k)
Pha̍k-kîm (ko-thu kîm-su̍k)
Kîm (ko-thu kîm-su̍k)
Súi-ngiùn (ko-thu kîm-su̍k)
Thallium (heu-ko-thu kîm-su̍k)
Yèn (heu-ko-thu kîm-su̍k)
Bismuth (heu-ko-thu kîm-su̍k)
Polonium (heu-ko-thu kîm-su̍k)
Astatine (lui-kîm-su̍k)
Radon (hî-yù hi-thí)
Francium (kán-kîm-su̍k)
Radium (kán-thú kîm-su̍k)
Actinium (actinium-hi)
Thorium (actinium-hi)
Protactinium (actinium-hi)
Uranium (actinium-hi)
Neptunium (actinium-hi)
Plutonium (actinium-hi)
Americium (actinium-hi)
Curium (actinium-hi)
Berkelium (actinium-hi)
Californium (actinium-hi)
Einsteinium (actinium-hi)
Fermium (actinium-hi)
Mendelevium (actinium-hi)
Nobelium (actinium-hi)
Lawrencium (actinium-hi)
Rutherfordium (ko-thu kîm-su̍k)
Dubnium (ko-thu kîm-su̍k)
Seaborgium (ko-thu kîm-su̍k)
Bohrium (ko-thu kîm-su̍k)
Hassium (ko-thu kîm-su̍k)
Meitnerium (unknown chemical properties)
Darmstadtium (unknown chemical properties)
Roentgenium (unknown chemical properties)
Copernicium (ko-thu kîm-su̍k)
Nihonium (unknown chemical properties)
Flerovium (heu-ko-thu kîm-su̍k)
Moscovium (unknown chemical properties)
Livermorium (unknown chemical properties)
Tennessine (unknown chemical properties)
Oganesson (unknown chemical properties)
Nb

Ta

Db
hafniumTantalumwolfram
ngièn-chṳ́ sì-sú 73
ngièn-chṳ́-liòng (±) 180.94788(2)
ngièn-su lui-phe̍t   ko-thu kîm-su̍k
Chhu̍k, fûn-khî 5 chhu̍k, d-block
chû-khì period 6
thien-chṳ́ phài-lie̍t [Xe] 4f14 5d3 6s2
per shell 2, 8, 18, 32, 11, 2
vu̍t-lî sin-chṳt
Siông ku-thí
yùng-tiám 3290 K ​(3017 °C, ​5463 °F)
pui-tiám 5731 K ​(5458 °C, ​9856 °F)
Me̍t-thu near Sit-vûn 16.69 g·cm−3
15 g·cm−3
Yùng-fa-ngie̍t 36.57 kJ·mol−1
Chîn-fat-ngie̍t 753 kJ·mol−1
Ngie̍t-yùng-liong 25.36 J·mol−1·K−1
chîn-hi-ap
P (Pa) 1 10 100 1 k 10 k 100 k
chhai T (K) 3297 3597 3957 4395 4939 5634
Ngièn-chṳ́ sin-chṳt
Yông-fa-su 5, 4, 3, 2, 1, −1, −3 ​(a mildly acidic oxide)
Thien-fu-sin Pauling scale: 1.5
Thien-lì-nèn 1st: 761 kJ·mol−1
2nd: 1500 kJ·mol−1
Ngièn-chṳ́ pan-kang empirical: 146 pm
Khiung-ka pan-kang 170±8 pm
Miscellanea
Chîn-thí keu-chho ​body-centered cubic (bcc)
Body-centered cubic crystal structure for Tantalum

α-Ta
Chîn-thí keu-chho ​tetragonal
Tetragonal crystal structure for Tantalum

β-Ta
Sâng-suk thin rod 3400 m·s−1 (at 20 °C)
Ngie̍t-phàng-chong 6.3 µm·m−1·K−1 (at 25 °C)
Ngie̍t-chhòn-thô-li̍t 57.5 W·m−1·K−1
Thien-chú-li̍t 131 nΩ·m (at 20 °C)
Chhṳ̀-sin paramagnetic
Young's modulus 186 GPa
Shear modulus 69 GPa
Bulk modulus 200 GPa
Poisson ratio 0.34
Mohs hardness 6.5
Vickers hardness 870–1200 MPa
Brinell hardness 440–3430 MPa
CAS Registry Number 7440-25-7
Le̍k-sú
Fat-hien Anders Gustaf Ekeberg (1802)
Recognized as a distinct element by Heinrich Rose (1844)
Chui vún-thin ke thùng-vi-su
Chú vùn-chông: Tantalum ke thùng-vi-su
iso NA half-life DM DE (MeV) DP
177Ta syn 56.56 h ε 1.166 177Hf
178Ta syn 2.36 h ε 1.910 178Hf
179Ta syn 1.82 y ε 0.110 179Hf
180Ta syn 8.125 h ε 0.854 180Hf
β 0.708 180W

模板:Infobox element/isotopes decay4

181Ta 99.988% (α) 1.5259 177Lu
182Ta syn 114.43 d β 1.814 182W
183Ta syn 5.1 d β 1.070 183W
Decay modes in parentheses are predicted, but have not yet been observed

Chhâm-kháu chṳ̂-liau

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Fa-ho̍k ngièn-suHon-ngî

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