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Gallium

Chhiùng Wikipedia lòi
Gallium,  31Ga
ngoi-kôn
silver-white
Kî-pún sin-sit
Miàng, fù-ho Gallium, Ga
ngoi-hìn silver-white
Gallium chhai chû-khì-péu ke vi-chi
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Tennessine (unknown chemical properties)
Oganesson (unknown chemical properties)
Al

Ga

In
Â-yènGalliumGermanium
ngièn-chṳ́ sì-sú 31
ngièn-chṳ́-liòng (±) 69.723(1)[1]
ngièn-su lui-phe̍t   heu-ko-thu kîm-su̍k
Chhu̍k, fûn-khî 13 chhu̍k, p-block
chû-khì period 4
thien-chṳ́ phài-lie̍t [Ar] 3d10 4s2 4p1
per shell 2, 8, 18, 3
vu̍t-lî sin-chṳt
Siông ku-thí
yùng-tiám 302.9146 K ​(29.7646 °C, ​85.5763 °F)
pui-tiám 2673 K ​(2400 °C, ​4352 °F)[2]
Me̍t-thu near Sit-vûn 5.91 g·cm−3
6.095 g·cm−3
Yùng-fa-ngie̍t 5.59 kJ·mol−1
Chîn-fat-ngie̍t 256 kJ·mol−1[2]
Ngie̍t-yùng-liong 25.86 J·mol−1·K−1
chîn-hi-ap
P (Pa) 1 10 100 1 k 10 k 100 k
chhai T (K) 1310 1448 1620 1838 2125 2518
Ngièn-chṳ́ sin-chṳt
Yông-fa-su 3, 2, 1, −1, −2, −4, −5[3] ​(an amphoteric oxide)
Thien-fu-sin Pauling scale: 1.81
Thien-lì-nèn 1st: 578.8 kJ·mol−1
2nd: 1979.3 kJ·mol−1
3rd: 2963 kJ·mol−1
(more)
Ngièn-chṳ́ pan-kang empirical: 135 pm
Khiung-ka pan-kang 122±3 pm
Van der Waals pan-kang 187 pm
Miscellanea
Chîn-thí keu-chhoorthorhombic
Orthorhombic crystal structure for Gallium
Sâng-suk thin rod 2740 m·s−1 (at 20 °C)
Ngie̍t-phàng-chong 18 µm·m−1·K−1 (at 25 °C)
Ngie̍t-chhòn-thô-li̍t 40.6 W·m−1·K−1
Thien-chú-li̍t 270 nΩ·m (at 20 °C)
Chhṳ̀-sin diamagnetic
Young's modulus 9.8 GPa
Poisson ratio 0.47
Mohs hardness 1.5
Brinell hardness 56.8–68.7 MPa
CAS Registry Number 7440-55-3
Le̍k-sú
Hí-miàng after Gallia (Latin for: France), homeland of the discoverer
Yi-chhet Dmitri Mendeleev (1871)
Hoat-kiàn kap siōng chá ê tông-ūi-sò͘ Lecoq de Boisbaudran (1875)
Chui vún-thin ke thùng-vi-su
Chú vùn-chông: Gallium ke thùng-vi-su
iso NA half-life DM DE (MeV) DP
69Ga 60.11% 69Ga is stable with 38 neutrons
71Ga 39.89% 71Ga is stable with 40 neutrons

Gallium (Hon-ngî: jiā) he yit-chúng fa-ho̍k ngièn-su, fa-ho̍k fù-ho vì Ga, ngièn-chṳ́ su-muk he 31.

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