niobium
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Summary
niobium is a chemical element[1]. niobium draws 9,566 Wikipedia views per month (chemical element category, ranking #61 of 144).[2]
Key Facts
- Discoverer or inventor: Charles Hatchett[3]
- Instance of: lithophile[4]
- Named after: Niobe[5]
- Location of discovery: United Kingdom[6]
- Canonical SMILES: [Nb][7]
- Element symbol: Nb[8]
- Chemical formula: Nb[9]
- Subclass of: period 5[10], d-block[11]
- Part of: period 5[12], group 5[13], transition metal[14]
- Commons category: Niobium[15]
- Unicode character: 鈮[16]
- Crystal system: body-centered cubic[17]
- Time of discovery or invention: 1801[18]
- Point group: cubic-hexoctahedral[19]
- Space group: space group Im-3m[20]
- IPA transcription: naɪˈoʊbiəm[21]
- Topic's main category: Category:Niobium[22]
- Commons gallery: Niobium[23]
- Atomic number: 41[24]
- Mohs' hardness: 6.0[25]
- Electronegativity: 2[26]
- Oxidation state: 2[27], 3[28], 4[29], 5[30], -3[31], -1[32], 0[33], 1[34]
- Described by source: Small Brockhaus and Efron Encyclopedic Dictionary[35], Brockhaus and Efron Encyclopedic Dictionary[36], Armenian Soviet Encyclopedia[37], New Encyclopedic Dictionary[38], Encyclopædia Britannica 11th edition[39], Encyclopædia Britannica Ninth Edition[40], New International Encyclopedia[41]
- Has characteristic: paramagnetism[42]
- Density: 8449.67 kilogram per cubic metre[43]
Body
Influence
Things named for niobium include nioboholtite[44], a mineral species[45]; columbite-(Mn)[46], a mineral species[47]; columbite-(Fe)[48], a mineral species[49]; niocalite[50], a mineral species[51]; niobocarbide[52], a mineral species[53]; and niobophyllite[54], a mineral species[55].
Why It Matters
niobium has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[56] niobium is known by 100 alternative names across languages and contexts.[57]
Entities named for niobium include nioboholtite[44], a mineral species[45]; columbite-(Mn)[46], a mineral species[47]; columbite-(Fe)[48], a mineral species[49]; niocalite[50], a mineral species[51]; niobocarbide[52], a mineral species[53]; and niobophyllite[54], a mineral species[55].