Silicon dioxide (white carbon black)
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| Name | Silicon Dioxide / Silicon(IV) Oxide / Silica / White Carbon Black |
| CAS number | 7631-86-9 |
| Chemical formula | SiO2 _ _ |
This compound is the main component of almost all terrestrial rocks. Silicon dioxide has the form of a colorless crystalline substance, which has high strength and hardness. Can react with acids and alkalis (when heated), does not dissolve in water. Belongs to the group of acid oxides .
Application :
- in the production of glass, ceramics, abrasives, concrete products;
- in the production of rubber, refractory materials, in chromatography, etc.;
- in the food industry;
- clear crystals are used as semi-precious stones;
- in radio engineering, ultrasonic installations;
- silicon dioxide films are used as an insulator .
