# Chhàu-sò͘

Chhàu-sò͘,  35Br|  |
| Ki-pún sèng-chit |
| Miâ, hû-hō | Chhàu-sò͘, Br |
| Eng-bûn | bromine |
| Gōa-hêng | gas/liquid: red-brown solid: metallic luster |
| Chhàu-sò͘ tī chiu-kî-piáu lāi ê ūi-tì |
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 | Cl ↑ **Br** ↓  I  |
| selenium ← **Chhàu-sò͘** → krypton |

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 |
| Goân-chú-hoan | 35 |
| Goân-chú-liōng | 79.904 (79.901–79.907) |
| Goân-sò͘ lūi-pia̍t |   siang-goân-chú hui-kim-sio̍k |
| Cho̍k, hun-khu | 17 cho̍k, p khu  |
| Chiu-kî | tē 4 chiu-kî  |
| Tiān-chú pâi-lia̍t | [Ar] 3d10 4s2 4p5  |
| per shell | 2, 8, 18, 7 |
| Bu̍t-lí sèng-chit |
| Siòng | e̍k-thé |
| Iûⁿ-tiám | 265.8 K ​(−7.2 °C, ​19 °F)  |
| Hut-tiám | 332.0 K ​(58.8 °C, ​137.8 °F)  |
| Bi̍t-tō͘  (sek-un) | Br2, liquid: 3.1028 g·cm−3 |
| Sam-siòng-tiám | 265.90 K, ​5.8 kPa  |
| Lîm-kài-tiám | 588 K, 10.34 MPa  |
| Iûⁿ-hoà-jia̍t | (Br2) 10.571 kJ·mol−1  |
| Cheng-hoat-jia̍t | (Br2) 29.96 kJ·mol−1  |
| Jia̍t-iông-liōng | (Br2) 75.69 J·mol−1·K−1  |
| **cheng-khì-ap**

|  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- |
| P (Pa) | 1 | 10 | 100 | 1 k | 10 k | 100 k |
| tī T (K) | 185 | 201 | 220 | 244 | 276 | 332 |

 |
| Goân-chú sèng-chit |
| Sng-hòa-sò͘ | 7, **5**, 4, **3**, **1**, **−1** ​(a strongly acidic oxide) |
| Tiān-hū-tō͘ | Pauling scale: 2.96  |
| Tiān-lī-lêng | 1st: 1139.9 kJ·mol−1  2nd: 2103 kJ·mol−1  3rd: 3470 kJ·mol−1   |
| Goân-chú pòaⁿ-kèng | empirical: 120 pm  |
| Kiōng-kè pòaⁿ-kèng | 120±3 pm  |
| Van der Waals pòaⁿ-kèng | 185 pm  |
| Cha̍p-lio̍k |
| Chiⁿ-thé kò͘-chō |  ​orthorhombic |
| Siaⁿ-sok | 206 m·s−1 (at 20 °C) |
| Jia̍t-thoân-tō-lu̍t | 0.122 W·m−1·K−1  |
| Tiān-chó͘-lu̍t | 7.8×1010 Ω·m (at 20 °C)  |
| Chû-sèng | diamagnetic  |
| CAS teng-kì pian-hō | 7726-95-6  |
| Le̍k-sú |
| Hoat-hiān kap siōng chá ê tông-ūi-sò͘ | Antoine Jérôme Balard and Leopold Gmelin (1825) |
| Chòe ún-tēng ê tông-ūi-sò͘ |
| Chú bûn-chiong: Chhàu-sò͘ ê tông-ūi-sò͘ |
|

| iso | NA | half-life | DM | DE (MeV) | DP |
| --- | --- | --- | --- | --- | --- |
| 79Br | 50.69% | 79Br is stable with 44 neutrons |
| 81Br | 49.31% | 81Br is stable with 46 neutrons |

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**Chhàu-sò͘** (臭素), kì-hō **Br**, sī chi̍t khoán hoà-ha̍k goân-sò͘, goân-chú-hoan 35.

## Chham-khó