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