11th Class Chemistry The p-Block Elements-I

  • question_answer 76)   If a trivalent atom replaces a few silicon atoms in three dimensional network of silicon dioxide, what would be the type of charge on overall structure?

    Answer:

      When a trivalent atom such as boron replaces a few silicon atoms in a three dimensional network of silicon dioxide, the charge on the overall structure becomes negative as boron is trivalent while silicon is tetravalent.


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