Eegenskapen
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Algemian
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Nööm, Symbool, Numer
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Bismut, Bi, 83
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Seerie
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Metal
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Skööl, Periode, Blook
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15, 6, p
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Klöör, Skak
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skürnin salwer-witj
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CAS-Numer
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7440-69-9
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Uundial
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0,2 ppm
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Atomaar [1]
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Atoommase
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208,98040(1)[2] u
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Atoomraadius (bereegent)
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160 (143) pm
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Kovalent-Raadius
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148 pm
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Van der Waals-Raadius
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207[3] pm
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Elektroonen
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[Xe] 4f14 5d10 6s2 6p3
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1. Ionisiarang
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703 kJ/mol
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2. Ionisiarang
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1610 kJ/mol
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3. Ionisiarang
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2466 kJ/mol
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4. Ionisiarang
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4370 kJ/mol
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5. Ionisiarang
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5400 kJ/mol
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Füsikaalisk [1]
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Tustant
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fääst
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Kristal
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triigonaal
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Sachthaid
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9,78 g/cm3
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Hardhaid
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2,25
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Magnetismus
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diamagneetisk (Χm = −1,7 · 10−4)[4]
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Smoltponkt
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544,4 K (271,3 °C)
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Köögponkt
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1833 K[5] K (1560 °C)
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Molaar Rüm
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21,31 · 10−6 m3/mol
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Dampwaremk
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179 kJ/mol[5] kJ/mol
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Smoltwaremk
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10,9 kJ/mol
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Faard faan a tuun
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1790 m/s bi 293,15 K
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Elektrisk struumfeerang
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0,769 · 106 A/(V · m)
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Waremkfeerang
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8 W/(m · K)
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Cheemisk [1]
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Oksidatsionstustant
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(−3) 1, 3, 5
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Sür of baasisk
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lacht sür
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Normoolpotentiaal
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0,317 V (Bi3+ + 3 e− → Bi)
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Elektronegatiwiteet
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2,02 (Pauling-Skala)
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Isotoopen
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Isotoop
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NH
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t1/2
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Aktiwiteet
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Energii (MeV)
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Produkt
| 205Bi |
{syn.}
| 15,31 d | ε | 2,708 | 205Pb |
206Bi |
{syn.}
| 6,243 d | ε | 3,758 | 206Pb |
207Bi |
{syn.}
| 31,55 a | ε | 2,399 | 207Pb |
208Bi |
{syn.}
| 3.368.000 a | ε | 2,880 | 208Pb |
209Bi |
≈ 100 %
| 1,9 · 1019 a | α | 3,137 | 205Tl |
210Bi |
ferenkelt
| 5,013 d | β− | 1,163 | 210Po | α | 5,037 | 206Tl |
210m1Bi |
{syn.}
| 3,04 · 106 a | α | | 206Tl |
211Bi |
ferenkelt
| 2,14 min | β− | 0,579 | 211Po | α | 6,751 | 207Tl |
212Bi |
ferenkelt
| 60,55 min | β− | 2,254 | 212Po | α | 6,027 | 208Tl |
213Bi |
{syn.}
| 49,59 min | β− | 1,426 | 213Po | α | 5,932 | 209Tl |
214Bi |
ferenkelt
| 19,9 min | β− | 3,272 | 214Po | α | 5,617 | 210Tl |
215Bi |
ferenkelt
| 7,6 min | β− | 2,250 | 215Po |
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Muar isotoopen bi List faan isotoopen
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Seekerhaid
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Miast wurd SI-ianhaiden brükt.
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Bismut (uk: Wismut) as en cheemisk element mä det ufkörtang Bi an det atoomnumer 83. Bismut stäänt uun det skööl faan a pniktogeenen an as en swaak raadioaktiif metal.