niobium /ni·o·bi·um/ (Nb) (ni-o´be-um) a chemical element, at. no. 41.
niobium (Nb)
niobium (Nb) [ni-o´be-um]
niobium (Nb) (nīō´bē
m),
ni·o·bi·um (n -  b - m)n. Symbol Nb A soft ductile metallic element that is used in steel alloys and superconductors. Atomic number 41. |
niobium (Nb)
[nī·ō′bē·əm]
Etymology: Gk, Niobe, mythic daughter of Tantalus and Amphion
a silver-gray metallic element. Its atomic number is 41, and its atomic mass is 92.906. Formerly called columbium.
niobium (Nb) [ni-o´be-um]
a chemical element, atomic number 1, atomic weight 92.906. (See Appendix 6.)
niobium (Nb) (nīō´bē
m),n the chemical element with an atomic number of 41 and an atomic weight of 92.9064. It was formerly known as
columbium.
columbium.
niobium
a chemical element, atomic number 1, atomic weight 92.906, symbol Nb. See Table 6.
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