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| silicon | |||
| silicon A brittle metalloid element that exists in two allotropic forms; occurs principally in sand, quartz, granite, feldspar, and clay. It is usually a grey crystalline solid but is also found as a brown amorphous powder. It is used in transistors, rectifiers, solar cells, and alloys. Its compounds are widely used in glass manufacture, the building industry, and in the form of silicones | |||
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silicium : 80 phrases, 11 sujets |
| Chimie | 18 |
| Électronique | 28 |
| Environnement | 5 |
| Général | 3 |
| Industrie | 1 |
| Industrie de l'énergie | 1 |
| Informatique | 7 |
| Métallurgie | 6 |
| Sciences de la Terre | 8 |
| Sciences de la vie | 1 |
| Sciences naturelles | 2 |