Bromo

Ang bromo (Iningles bromine) mao ang elementong kimiko sa talaang peryodiko nga may simbolo nga Br ug kaiphan nga atomik 35. Ang bromo mao ang halogen.

Bromine
35Br
Cl ↑ Br ↓ I Periodic table selenium ← bromine → krypton
Panagway
gas/liquid: red-brown solid: metallic luster
Kinatibuk-ang mga kinaiya
Ngalan, simbolo, kaiphan	bromine, Br, 35
Paglitok	/ˈbroʊmiːn/ [[Help:Pronunciation respelling key|Plantilya:Smallcaps all-meen]] or /ˈbroʊmᵻn/ [[Help:Pronunciation respelling key|Plantilya:Smallcaps all-min]]
Kategoriyang elemento	halogen
Group, period, block	17, 4, p
Gibug-aton sa atomo	79.904(1)
Kontorno sa elektron	[Ar] 4s2 3d10 4p5 2, 8, 18, 7
History
Pagkadiskobre	Antoine Jérôme Balard and Leopold Gmelin (1825)
First isolation	Antoine Jérôme Balard and Leopold Gmelin (1825)
Physical properties
Phase	likido
Density (near r.t.)	(Br2, liquid) 3.1028 g·cm−3
Melting point	265.8 K, -7.2 °C, 19 °F
Boiling point	332.0 K, 58.8 °C, 137.8 °F
Critical point	588 K, 10.34 MPa
Heat of fusion	(Br2) 10.571 kJ·mol−1
Heat of vaporization	(Br2) 29.96 kJ·mol−1
Molar heat capacity	(Br2) 75.69 J·mol−1·K−1
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k at T (K) 185 201 220 244 276 332
Atomic properties
Oxidation states	7, 5, 4, 3, 1, -1 (strongly acidic oxide)
Electronegativity	2.96 (Pauling scale)
Ionization energies	1st: 1139.9 kJ·mol−1
	2nd: 2103 kJ·mol−1
	3rd: 3470 kJ·mol−1
Atomic radius	120 pm
Covalent radius	120±3 pm
Van der Waals radius	185 pm
Miscellanea
Crystal structure	orthorhombic
Magnetic ordering	diamagnetic[1]
Electrical resistivity	(20 °C) 7.8×1010Ω·m
Thermal conductivity	0.122 W·m−1·K−1
Speed of sound	(20°C) 206 m·s−1
CAS registry number	7726-95-6
Most stable isotopes
Main article: Isotopes of bromine
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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