rhenium
chemical element with symbol Re and atomic number 75
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Summary
rhenium is a chemical element[1]. rhenium draws 4,701 Wikipedia views per month (chemical element category, ranking #76 of 144).[2]
Key Facts
- Discoverer or inventor: Walter Noddack[3], Ida Noddack[4], Otto Berg[5]
- Named after: Rhine[6]
- Made from material: molybdenite mineral group[7], rheniite[8]
- Canonical SMILES: [Re][9]
- Element symbol: Re[10]
- Chemical formula: Re[11]
- Subclass of: heavy metal[12], d-block[13]
- Part of: period 6[14], group 7[15], transition metal[16]
- Commons category: Rhenium[17]
- Unicode character: 錸[18]
- Crystal system: hexagonal crystal system[19]
- Time of discovery or invention: 1925[20]
- Point group: dihexagonal-dipyramidal[21]
- Space group: space group P6₃/mmc[22]
- IPA transcription: ˈriːniəm[23]
- Topic's main category: Category:Rhenium[24]
- Commons gallery: Rhenium[25]
- Atomic number: 75[26]
- Mohs' hardness: 7.0[27]
- Electronegativity: 1.9[28]
- Oxidation state: 1[29], 2[30], 3[31], 4[32], 5[33], 6[34], 7[35], -3[36], -1[37], 0[38]
- Described by source: Armenian Soviet Encyclopedia[39]
- Has characteristic: paramagnetism[40]
- Density: 21000.0 kilogram per cubic metre[41]
- Electrical conductivity: 5560000.0 siemens per metre[42]
Body
Influence
Things named for rhenium include rheniite[43], a mineral species[44].
Why It Matters
rhenium has Wikipedia articles in 30 language editions, a strong signal of global cultural recognition.[45] rhenium is known by 69 alternative names across languages and contexts.[46]
Entities named for rhenium include rheniite[43], a mineral species[44].