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(Naredirek gikan sa Antimony)


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silvery lustrous gray
Kinatibuk-ang mga kinaiya
Ngalan, simbolo, kaiphan antimony, Sb, 51
Paglitok UK /ˈæntməni/ [[Help:Pronunciation respelling key|Plantilya:Smallcaps all-ti-mə-nee]];
US /ˈæntmni/ [[Help:Pronunciation respelling key|Plantilya:Smallcaps all-ti-moh-nee]]
Kategoriyang elemento metalloid
Group, period, block 155, p
Gibug-aton sa atomo 121.760(1)
Kontorno sa elektron [Kr] 4d10 5s2 5p3
2, 8, 18, 18, 5
Electron shells of antimony (2, 8, 18, 18, 5)
Electron shells of antimony (2, 8, 18, 18, 5)
Pagkadiskobre 3000 BC
First isolation Vannoccio Biringuccio (1540)
Physical properties
Phase magahi
Density (near r.t.) 6.697 g·cm−3
Liquid density at m.p. 6.53 g·cm−3
Melting point 903.78 K, 630.63 °C, 1167.13 °F
Boiling point 1860 K, 1587 °C, 2889 °F
Heat of fusion 19.79 kJ·mol−1
Heat of vaporization 193.43 kJ·mol−1
Molar heat capacity 25.23 J·mol−1·K−1
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 807 876 1011 1219 1491 1858
Atomic properties
Oxidation states 5, 3, -3
Electronegativity 2.05 (Pauling scale)
Ionization energies
1st: 834 kJ·mol−1
2nd: 1594.9 kJ·mol−1
3rd: 2440 kJ·mol−1
Atomic radius 140 pm
Covalent radius 139±5 pm
Van der Waals radius 206 pm
Crystal structure simple trigonal
Antimony has a simple trigonal crystal structure
Magnetic ordering diamagnetic[1]
Electrical resistivity (20 °C) 417 nΩ·m
Thermal conductivity 24.4 W·m−1·K−1
Thermal expansion (25 °C) 11 µm·m−1·K−1
Speed of sound (thin rod) (20 °C) 3420 m·s−1
Young's modulus 55 GPa
Shear modulus 20 GPa
Bulk modulus 42 GPa
Mohs hardness 3.0
Brinell hardness 294 MPa
CAS registry number 7440-36-0
Most stable isotopes
Main article: Isotopes of antimony
iso NA half-life DM DE (MeV) DP
121Sb 57.36% 121Sb is stable with 70 neutrons
123Sb 42.64% 123Sb is stable with 72 neutrons
125Sb syn 2.7582 y β 0.767 125Te
· r

Ang antimonyo (Iningles antimony) mao ang elementong kimiko sa talaang peryodiko nga may simbolo nga Sb ug kaiphan nga atomik 51. Ang antimonyo mao ang metalloid.

Ang mga gi basihan niini[usba | usba ang wikitext]

  1. Magnetic susceptibility of the elements and inorganic compounds, in Handbook of Chemistry and Physics 81st edition, CRC press.

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