The fundamental structural building block of all silicate minerals is the ion. What is the geometry and hybridization of the silicon atom in this unit?

Question

The fundamental structural building block of all silicate minerals is the $SiO_4^{4-}$ ion. What is the geometry and hybridization of the silicon atom in this unit?

Prashant Kotian · Accepted Answer

Correct answer: C. The basic repeating unit of all silicates is the anion. The central Silicon atom undergoes complete hybridization and is bonded to four Oxygen atoms at the corners of a regular tetrahedron.

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