si 4の例文

例文

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1. Hydrogrossular is a garnet variety in which a Si 4 + is missing from a tetrahedral site.
2. The metal reacts with the silica gel in an exothermic reaction in which Na 4 Si 4 nanoparticles are formed.
3. The same happens in ruizite, except that they are linked by the [ Si 4 O 13 ] group.
4. The base unit of silicate minerals is the silica tetrahedron  one Si 4 + surrounded by four O 2 ".
5. In addition limited solid solution with calcium exists between these and lisetite : CaNa 2 Al 4 Si 4 O 16.