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General information about Cerium |
| Cerium |
| Ce |
| 58 |
| Lanthanides |
| n/a |
| 6 |
| f |
| silvery white |
| 140.116(1) g·mol-1 |
1s2 2s2p6 3s2p6d10
4s2p6d10f1 5s2p6d1 6s2 |
| 2, 8, 18, 19, 9, 2 |
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Physical properties of Cerium |
| solid |
| 6.770 g·cm-3 |
| 1068(K),
795°C, 1463°F |
| 3716(K),
3443°C, 6229°F |
| ? |
| ? |
| 5.46 kJ·mol-1 |
| 398 kJ·mol-1 |
| 26.94 J·mol-1·K-1 |
| 1.12 (Pauling scale) |
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Atomic structure of Cerium |
| 2.7 Å |
| 20.67 cm³/mol |
| 1.65 Å |
| 0.6 |
| Cubic face centered |
| 92 (+4e) 103.4 (+3e) |
| 4f2 |
| 58 |
| 82 |
| 58 |
| 3, 4 |
| 4f2 6s2 |
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Electron dot
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Other languages |
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| Latin: |
Cerium |
| Czech: |
Cer |
| Croatian: |
Cerij |
| French: |
Cérium |
| German: |
Cer - r |
| Italian: |
Cerio |
| Norwegian: |
Cerium |
| Portuguese: |
Cério |
| Spanish: |
Cério |
| Swedish: |
Cerium |
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| Element |
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58 |
2
8
18 19
9
2
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Ce |
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140.116 |
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Brief description |
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Most abundant rare earth metal. Found in many minerals like monazite [Ce(PO4)]. World production is around 24,000 tons per year. Main mining areas are in USA, Brazil, India, Sri Lanka, Australia, China.
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Uses of Cerium |
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Used in alloys to make them heat-resistant. Also used in glass, flints and ceramics.
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Hystory of Cerium |
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- Discoverer: Wilhelm von Hisinger, Jöns Jacob Berzelius, Martin Klaproth
- Discovery Location: Sweden, Germany
- Discovery Year: 1803
- Name Origin: Named after the asteroid Ceres, discovered two years before the element.
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a/barns: