Silicon and its major compounds
Silicon is the second most abundant element on Earth. Its compounds are found in various minerals.
Хими
7 – 10-р анги
Бичсэн: Vámos-Poljak Zsolt
Хянан шалгагч: Horváthné Kunstár Andrea
График дизайнер: Molnár Mónika
Түлхүүр үгс
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