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Chemical element with atomic number 50Àdàkọ:SHORTDESC:Chemical element with atomic number 50
Tin, 50 Sn Tin Ìhànsójú silvery lustrous gray Ìwúwo átọ̀mù A r, std (Sn) 118.710(7) [1] Tin ní orí tábìlì àyè
Nọ́mbà átọ̀mù (Z ) 50 Ẹgbẹ́ group 14 (carbon group) Àyè àyè 5 Àdìpọ̀ Àdìpọ̀-p Ẹ̀ka ẹ́límẹ́ntì Post-transition metalÌtò ẹ̀lẹ́ktrọ́nù [Kr ] 4d10 5s2 5p2 Iye ẹ̀lẹ́ktrọ́nù lórí ìpele kọ̀ọ̀kan 2, 8, 18, 18, 4 Àwọn ohun ìní ara Ìfarahàn at STP solid Ìgbà ìyọ́ 505.08 K (231.93 °C, 449.47 °F) Ígbà ìhó 2875 K (2602 °C, 4716 °F) Kíki (near r.t. ) (white) 7.365 g/cm3 (gray) 5.769 g/cm3 when liquid (at m.p. ) 6.99 g/cm3 Heat of fusion (white) 7.03 kJ/mol Heat of (white) 296.1 kJ/mol Molar heat capacity (white) 27.112 J/(mol·K) pressure
P (Pa)
1
10
100
1 k
10 k
100 k
at T (K)
1497
1657
1855
2107
2438
2893
Atomic properties Oxidation states −4 , −3, −2, −1, 0,[2] +1,[3] +2 , +3,[4] +4 Àdàkọ:Infobox element/symbol-to-oxidation-state/commentElectronegativity Pauling scale: 1.96 Atomic radius empirical: 140 pm Covalent radius 139±4 pm Van der Waals radius 217 pm Color lines in a spectral range Spectral lines of tin Other properties Natural occurrence primordial Crystal structure Tetragonal (white), diamond cubic (gray) Thermal expansion 22.0 µm/(m·K) (at 25 °C) Thermal conductivity 66.8 W/(m·K) Electrical resistivity 115 n Ω·m (at 0 °C) Magnetic ordering (gray)diamagnetic[5] , (white) paramagnetic Young's modulus 50 GPa Shear modulus 18 GPa Bulk modulus 58 GPa Poisson ratio 0.36 Mohs hardness 1.5 Brinell hardness 51 MPa CAS Number 7440-31-5 Main isotopes of tin
Isotope
Abundance
Half-life (t 1/2 )
Decay mode
Product
112 Sn
0.97%
112 Sn is stable with 62 neutrons
114 Sn
0.66%
114 Sn is stable with 64 neutrons
115 Sn
0.34%
115 Sn is stable with 65 neutrons
116 Sn
14.54%
116 Sn is stable with 66 neutrons
117 Sn
7.68%
117 Sn is stable with 67 neutrons
118 Sn
24.22%
118 Sn is stable with 68 neutrons
119 Sn
8.59%
119 Sn is stable with 69 neutrons
120 Sn
32.58%
120 Sn is stable with 70 neutrons
122 Sn
4.63%
122 Sn is stable with 72 neutrons
124 Sn
5.79%
124 Sn is stable with 74 neutrons
126 Sn
trace
2.3×105 y
β−
0.380
126 Sb
Àdàkọ:Category-inline | references
Tin je Ipilese elegbogi pelu ami-idamo Sn (Látìnì : Stannum ) ati nomba atomu 50.
Itokasi
↑ Meija, Juris; Coplen, Tyler B.; Berglund, Michael; Brand, Willi A.; De Bièvre, Paul; Gröning, Manfred; Holden, Norman E.; Irrgeher, Johanna et al. (2016). "Atomic weights of the elements 2013 (IUPAC Technical Report)". Pure and Applied Chemistry 88 (3): 265–91. doi:10.1515/pac-2015-0305 .
↑ "New Type of Zero-Valent Tin Compound" . Chemistry Europe. 27 August 2016.
↑ "HSn" . NIST Chemistry WebBook . National Institute of Standards and Technology. Retrieved 23 January 2013 .
↑ "SnH3" . NIST Chemistry WebBook . National Institure of Standards and Technology. Retrieved 23 January 2013 .
↑ Magnetic susceptibility of the elements and inorganic compounds , in Handbook of Chemistry and Physics 81st edition, CRC press.
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