Which one of the following substances does not exist in the indicated solid type?
A) graphite - network
B) Na - metallic
C) SiO2 - molecular
D) NaCl - ionic
E) diamond - network

Question

Quizplus · Accepted Answer

SiO2 (silicon dioxide) exists in a network solid type, also known as a covalent network or atomic network. In this type of solid, atoms are bonded to each other through strong covalent bonds, creating a continuous network throughout the solid. On the other hand, SiO2 does not exist in a molecular solid type, where molecules are held together by weaker intermolecular forces.

Which One of the Following Substances Does Not Exist in the Indicated