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| عمومي خواص |
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| Pronunciation | /ˈbroʊmiːn/ or/ˈbroʊmɪn/
BROH-meen orBROH-min |
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| Appearance | reddish-brown |
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| Bromine پهدوراني جدول کې |
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| اټومي شمیره(Z) | 35 |
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| گروپ,پیریود | group 17 (halogens),period 4 |
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| بلاک | p-block |
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| Element category | diatomic nonmetal |
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| معياري اټومي وزن (Ar) | - [79.901, 79.907][۱]
- conventional: 79.904
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| Electron configuration | [Ar] 3d10 4s2 4p5 |
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Electrons per shell | 2, 8, 18, 7 |
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| فزیکي خواص |
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| حالت(at STP) | مايع |
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| دويلې کيدو ټکى | 265.8 K (−7.2 °C, 19 °F) |
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| يشنا ټکی | 332.0 K (58.8 °C, 137.8 °F) |
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| Density near r.t. | Br2, liquid: 3.1028 g/cm3 |
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| Triple point | 265.90 K, 5.8 kPa[۲] |
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| Critical point | 588 K, 10.34 MPa[۲] |
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| Heat of fusion | (Br2) 10.571 kJ/mol |
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| Heat of vaporisation | (Br2) 29.96 kJ/mol |
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| Molar heat capacity | (Br2) 75.69 J/(mol·K) |
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| Vapour pressure |
| اټومي خواص |
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| Oxidation states | 7,5, 4,3,1,−1 (a stronglyacidic oxide) |
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| Electronegativity | Pauling scale: 2.96 |
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| Ionisation energies | - 1st: 1139.9 kJ/mol
- 2nd: 2103 kJ/mol
- 3rd: 3470 kJ/mol
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| Atomic radius | empirical: 120 pm |
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| Covalent radius | 120±3 pm |
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| Van der Waals radius | 185 pm |
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| Miscellanea |
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| Crystal structure | orthorhombic Orthorhombic crystal structure for bromine |
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| Speed of sound | 206m/s (at 20 °C) |
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| د تودوخې تېرېدنه | 0.122 W/(m·K) |
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| Electrical resistivity | 7.8×1010 Ω·m (at 20 °C) |
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| Magnetic ordering | diamagnetic[۳] |
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| Magnetic susceptibility(χmol) | −56.4·10−6 cm3/mol[۴] |
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| CAS Number | 7726-95-6 |
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| History |
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| Discovery and first isolation | Antoine Jérôme Balard andCarl Jacob Löwig (1825) |
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| Mainisotopes of bromine |
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|
| | references | in Wikidata |
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