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The structural unit of quartz is:

Option: 1

\text { SiO }


Option: 2

\mathrm{SiO _{2}}


Option: 3

\mathrm{SiO _{4}^{4-}}


Option: 4

\mathrm{SiO _{7}^{6-}}


Answers (1)

best_answer

As we have learnt,

Silicon Dioxide/ Silica/ Quartz -

Covalent, three dimensional solid network in which each silicon is covalently bond to four oxygen atoms (sp3 hybridisation) forming a tetrahedral structure

 The structural unit of quartz is \mathrm{SiO_4^{4-}}

Therefore, option (3) is correct.

Posted by

Sanket Gandhi

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