scandium
chemical element with symbol Sc and atomic number 21
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Summary
scandium is a chemical element[1]. scandium draws 5,224 Wikipedia views per month (chemical element category, ranking #83 of 144).[2]
Key Facts
- Discoverer or inventor: Lars Fredrik Nilson[3]
- Instance of: lithophile[4]
- Named after: Scandinavia[5]
- Made from material: thortveitite[6]
- Canonical SMILES: [Sc][7]
- Element symbol: Sc[8]
- Chemical formula: Sc[9]
- Subclass of: rare earth element[10], light metal[11], d-block[12]
- Part of: period 4[13], group 3[14], transition metal[15]
- Commons category: Scandium[16]
- Unicode character: 鈧[17]
- Crystal system: hexagonal crystal system[18]
- Time of discovery or invention: 1879[19]
- IPA transcription: ˈskændiəm[20]
- Topic's main category: Category:Scandium[21]
- Commons gallery: Scandium[22]
- Atomic number: 21[23]
- Mohs' hardness: 2.5[24]
- Electronegativity: 1.36[25]
- Oxidation state: 1[26], 2[27], 3[28], 0[29]
- Described by source: Armenian Soviet Encyclopedia[30], Brockhaus and Efron Encyclopedic Dictionary[31], Small Brockhaus and Efron Encyclopedic Dictionary[32], Encyclopædia Britannica 11th edition[33]
- Has characteristic: paramagnetism[34]
- Different from: Scandinavium[35]
- Density: 2984.58 kilogram per cubic metre[36]
- Electrical conductivity: 1810000.0 siemens per metre[37]
Body
Influence
Things named for scandium include kangite[38], a mineral species[39] and cascandite[40], a mineral species[41].
Why It Matters
scandium has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[42] scandium is known by 67 alternative names across languages and contexts.[43]
Entities named for scandium include kangite[38], a mineral species[39] and cascandite[40], a mineral species[41].