Periodic Table of the Elements: Niobium


Name: Niobium
Symbol: Nb
Atomic Number: 41
Atomic Mass: 92.906
Atomic Volume: 10.76 cc/mol
Discovered By: Hatchett
Discovery Date: 1801
Origin of Name: Niobium - Niobe, daughter of Tantalus
Toxicity: Apparently not toxic. There are data indicating toxicity for potassium niobate.
Summary: Not found free in Nature. Niobium is used in many alloys with iron. Niobium is also known as Columbium from Columbia, a name for America. The accepted name is Niobium, but the metal is often referred to as Columbium in the USA.

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HHe
LiBeBCNOFNe
NaMgAlSiPSClAr
KCaScTiVCrMnFeCoNiCuZnGaGeAsSeBrKr
RbSrYZrNbMoTcRuRhPdAgCdInSnSbTeIXe
CsBaLaCePrNdPmSmEuGdTbDyHoErTmYbLuHfTaWReOsIrPtAuHgTlPbBiPoAtRn
FrRaAcThPaUNpPuAmCmBkCfEsFmMdNoLr

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