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kremík
Record number d012825 Date 06.06.2025 Type M - MESH Topical term kremík See also (Skutočné meno) prvky stopové
(Skutočné meno) zlúčeniny organokremičité
UDC D01.268.513.937 Note A trace element that constitutes about 27.6% of the earth's crust in the form of SILICON DIOXIDE. It does not occur free in nature. Silicon has the atomic symbol Si, atomic number 14, and atomic weight [28.084; 28.086]. 
subject heading
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