ବିସ୍‌ମଥ

ଉଇକିପିଡ଼ିଆ ରୁ

| colspan=2 style="text-align: center" | Main article: Isotopes of bismuth

Bismuth
83Bi
Sb

Bi

Uup
leadbismuthpolonium
ଭୌତିକ ରୁପ
lustrous silver
ସାଧାରଣ ଧର୍ମ
ନାମ, ପ୍ରତୀକ,
ପରମାଣୁ କ୍ରମାଙ୍କ
bismuth, Bi,
83
ଉଚ୍ଚାରଣ /ˈbɪzməθ/ biz-məth
ମୌଳିକ ପ୍ରକାର post-transition metal
ଶ୍ରେଣୀ, ପର୍ଯ୍ୟାୟ, ବ୍ଲକ୍ 15 (pnictogens), 6, p
ମାନକ ପରମାଣବିକ ଓଜନ 208.98040(1)
ଇଲେକ୍‌ଟ୍ରୋନ୍ ବିନ୍ୟାସ [Xe] 4f14 5d10 6s2 6p3
2, 8, 18, 32, 18, 5
Electron shells of bismuth (2, 8, 18, 32, 18, 5)
ଇତିହାସ
ଆବିଷ୍କାର Claude François Geoffroy (1753)
ଭୌତିକ ଧର୍ମ
ଅବସ୍ଥା solid
(ରୁମ୍ ଟେମ୍ପରେଚର୍‌ରେ ଘନତା) 9.78 g·cm−3
Liquid density at m.p. 10.05 g·cm−3
ଗଳନାଙ୍କ 544.7 K, 271.5 °C, 520.7 °F
ସ୍ଫୁଟନାଙ୍କ 1837 K, 1564 °C, 2847 °F
Heat of fusion 11.30 kJ·mol−1
Heat of vaporization 151 kJ·mol−1
Molar heat capacity 25.52 J·mol−1·K−1
Vapor pressure
P (Pa) 1 10 100 1 k 10 k 100 k
at T (K) 941 1041 1165 1325 1538 1835
Atomic properties
Oxidation states 5, 4, 3, 2, 1
(mildly acidic oxide)
Electronegativity 2.02 (Pauling scale)
Ionization energies
(more)
1st: 703 kJ·mol−1
2nd: 1610 kJ·mol−1
3rd: 2466 kJ·mol−1
Atomic radius 156 pm
Covalent radius 148±4 pm
Van der Waals radius 207 pm
Miscellanea
Crystal structure rhombohedral[୧]
Magnetic ordering diamagnetic
Electrical resistivity (20 °C) 1.29 µΩ·m
Thermal conductivity 7.97 W·m−1·K−1
Thermal expansion (25 °C) 13.4 µm·m−1·K−1
Speed of sound (thin rod) (20 °C) 1790 m·s−1
Young's modulus 32 GPa
Shear modulus 12 GPa
Bulk modulus 31 GPa
Poisson ratio 0.33
Mohs hardness 2.25
Brinell hardness 94.2 MPa
CAS registry number 7440-69-9
Most stable isotopes
iso NA half-life DM DE (MeV) DP
207Bi syn 31.55 y β+ 2.399 207Pb
208Bi syn 3.68×105 y β+ 2.880 208Pb
209Bi 100% 1.9×1019 y α 3.137 205Tl
210Bi trace 5.012 d β 1.426 210Po
α 5.982 206Tl
210mBi syn 3.04×106 y IT 0.271 210Bi
α 6.253 206Tl
· r

ବିସ୍‌ମଥ ହେଉଛି ଏକ ରାସାୟନିକ ମୌଳିକ ଯାହାର ପ୍ରତୀକ Biପରମାଣୁ କ୍ରମାଙ୍କ ୮୩ ଅଟେ ।

ଧର୍ମ[ସମ୍ପାଦନା]

ଭୌତିକ[ସମ୍ପାଦନା]

ରସାୟନିକ[ସମ୍ପାଦନା]

ସମସ୍ଥାନିକ[ସମ୍ପାଦନା]

ଉପସ୍ଥିତି[ସମ୍ପାଦନା]

ଗଠନ[ସମ୍ପାଦନା]

ଉତ୍ପାଦନ[ସମ୍ପାଦନା]

ବ୍ୟବହାର[ସମ୍ପାଦନା]

ଆହୁରି ଦେଖନ୍ତୁ[ସମ୍ପାଦନା]

ଆଧାର[ସମ୍ପାଦନା]

  1. Cucka, P.; Barrett, C. S. (1962). "The crystal structure of Bi and of solid solutions of Pb, Sn, Sb and Te in Bi". Acta Crystallographica 15 (9): 865. doi:10.1107/S0365110X62002297. 

ସହାୟକ ଗ୍ରନ୍ଥ[ସମ୍ପାଦନା]

This article incorporates text from a publication now in the public domain: Brown, R. D., Jr. "Annual Average Bismuth Price", USGS (1998).

  • Greenwood, N. N. and Earnshaw, A. (1997). Chemistry of the Elements (2nd Edn.), Oxford: Butterworth-Heinemann. ISBN 0-7506-3365-4
  • Krüger, Joachim; Winkler, Peter; Lüderitz, Eberhard; Lück, Manfred; Wolf, Hans Uwe. "Bismuth, Bismuth Alloys, and Bismuth Compounds", Ullmann's Encyclopedia of Industrial Chemistry, 2003, Wiley-VCH, Weinheim. pp. 171–189 doi:10.1002/14356007.a04_171.
  • Suzuki, Hitomi (2001). Organobismuth Chemistry. Elsevier. pp. 1–20. ISBN 978-0-444-20528-5. 
  • Wiberg, Egon; Holleman, A. F.; Wiberg, Nils (2001). Inorganic chemistry. Academic Press. ISBN 0-12-352651-5. 

ବାହାର ଲିଙ୍କ[ସମ୍ପାଦନା]