Làn (Fa-ho̍k ngièn-su)

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Làn 鑭,  57La
ngoi-kôn
silvery white
Kî-pún sin-sit
Miàng, fù-ho Làn 鑭, La
ngoi-hìn silvery white
Làn 鑭 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)


La

Ac
bariumLàn 鑭cerium
ngièn-chṳ́ sì-sú 57
ngièn-chṳ́-liòng (±) 138.90547(7)[1]
ngièn-su lui-phe̍t   lanthanum-hi, sometimes considered a transition metal
Chhu̍k, fûn-khî n/a, f-block
chû-khì period 6
thien-chṳ́ phài-lie̍t [Xe] 5d1 6s2
per shell 2, 8, 18, 18, 9, 2
vu̍t-lî sin-chṳt
Siông ku-thí
yùng-tiám 1193 K ​(920 °C, ​1688 °F)
pui-tiám 3737 K ​(3464 °C, ​6267 °F)
Me̍t-thu near Sit-vûn 6.162 g·cm−3
5.94 g·cm−3
Yùng-fa-ngie̍t 6.20 kJ·mol−1
Chîn-fat-ngie̍t 400 kJ·mol−1
Ngie̍t-yùng-liong 27.11 J·mol−1·K−1
chîn-hi-ap (extrapolated)
P (Pa) 1 10 100 1 k 10 k 100 k
chhai T (K) 2005 2208 2458 2772 3178 3726
Ngièn-chṳ́ sin-chṳt
Yông-fa-su 3, 2, 1 ​(a strongly basic oxide)
Thien-fu-sin Pauling scale: 1.10
Thien-lì-nèn 1st: 538.1 kJ·mol−1
2nd: 1067 kJ·mol−1
3rd: 1850.3 kJ·mol−1
Ngièn-chṳ́ pan-kang empirical: 187 pm
Khiung-ka pan-kang 207±8 pm
Miscellanea
Chîn-thí keu-chhodouble hexagonal close-packed (dhcp)
Double hexagonal close packed crystal structure for Làn 鑭
Sâng-suk thin rod 2475 m·s−1 (at 20 °C)
Ngie̍t-phàng-chong α, poly: 12.1 µm·m−1·K−1 (at r.t.)
Ngie̍t-chhòn-thô-li̍t 13.4 W·m−1·K−1
Thien-chú-li̍t α, poly: 615 nΩ·m (at r.t.)
Chhṳ̀-sin paramagnetic[2]
Young's modulus α form: 36.6 GPa
Shear modulus α form: 14.3 GPa
Bulk modulus α form: 27.9 GPa
Poisson ratio α form: 0.280
Mohs hardness 2.5
Vickers hardness 360–1750 MPa
Brinell hardness 350–400 MPa
CAS Registry Number 7439-91-0
Le̍k-sú
Fat-hien Carl Gustaf Mosander (1838)
Chui vún-thin ke thùng-vi-su
Chú vùn-chông: Làn 鑭 ke thùng-vi-su
iso NA half-life DM DE (MeV) DP
137La syn 6×104 y ε 0.600 137Ba

模板:Infobox element/isotopes decay2

139La 99.910% (SF) <38.944
Decay modes in parentheses are predicted, but have not yet been observed

Làn (鑭) he yit-chúng fa-ho̍k ngièn-su, fa-ho̍k fù-ho vì La, ngièn-chṳ́ su-muk he 57.

Chhâm-kháu chṳ̂-liau[phiên-siá | kói ngièn-sṳ́-mâ]

  1. Standard Atomic Weights 2013. Commission on Isotopic Abundances and Atomic Weights
  2. Lide, D. R., pian. (2005). "Magnetic susceptibility of the elements and inorganic compounds". CRC Handbook of Chemistry and Physics (PDF) (86th pán.). Boca Raton (FL): CRC Press. ISBN 0-8493-0486-5.