What kind of geometry does #SiO_2# have? Chemistry Molecular Orbital Theory Molecular Geometry 1 Answer Ernest Z. Aug 12, 2016 The #"Si"# atom in #"SiO"_2# has tetrahedral geometry. Explanation: #"SiO"_2# is a network solid in which every #"Si"# atom (black) is attached to four oxygen atoms (red): With a steric number of 4, the #"Si"# atom has a tetrahedral geometry. Answer link Related questions How do I determine the bond angle in a molecule? Question #b4967 Question #2a64e Question #b496f Question #cf5ac What is the molecular shape of #SCl_2#? Which of the following molecules has a dipole moment? CCl4, H2S, CO2, BCl3, Cl2 Why is molecular geometry important? How can I draw the Lewis dot structure for BeF2? What are the rules of valence shell electron pair repulsion (VSEPR)? See all questions in Molecular Geometry Impact of this question 8268 views around the world You can reuse this answer Creative Commons License