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ID number:233721
 
Author:
Evaluation:
Published: 10.10.2008.
Language: Latvian
Level: Secondary school
Literature: n/a
References: Not used
Extract

Titāns.

Atrašanās dabā.

Šī elementa Zemes dzīlēs ir vairāk nekā vara, cinka un svina.Minerāli, kas satur titānu , ir izkliedēti.Visvairāk tie sastopami dzelzsrūdas, nedaudz arī smilšu sastāvā.Pazīstamākais no titāna minerāliem ir rutils TiO2 .
Iegūsana. Lai iegūtu titānu , tā minerālus visbiežāk pārvērš titāna (IV) hlorīdā ko reducē ar magniju inertā (argona) atmosfērā.

TiO2 + C + Cl2 t0→ TiCl4 + CO ↑
TiCl4 + 2Mg to,Ar → Ti + 2 MgCl2…

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