Bismuth

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Bismuth
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Bismuth is a chemical element wi seembol Bi an atomic nummer 83. Bismuth, a pentavalent puir metal, chemically resembles arsenic an antimony. Elemental bismuth mey occur naiturally, tho its sulfide an oxide furm important commercial ores. The free element is 86% sae dense as leid. It is a brickle metal wi a siller white colour whan freshly produced, but is aften seen in air wi a pink tinge awin tae surface oxidation. Bismuth is the maist naiturally diamagnetic element an haes ane o the lawest values o thermal conductivity oot o aw metals.

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