question_answer

Name the type of the structure of silicate in which one oxygen atom of \[{{[Si{{O}_{4}}]}^{4-}}\]is shared

A)  Three dimensional

B)  Linear chain silicate

C)  Sheet silicate

D)  Pyrosilicate

Correct Answer: D

Solution :

 In these two \[SiO_{4}^{4-}\]tetrahedral share a common oxygen island structure having formula \[{{(S{{i}_{2}}{{O}_{7}})}^{6-}}.\] These are also called island silicates.