11th Class Chemistry The p-Block Elements-I

  • question_answer 69)   Explain the nature of boric acid as a Lewis acid in water.


        Boric acid does not behave as a protonic acid but behaves as a Lewis acid, i.e., it accepts a pair of electrons from \[O{{H}^{-}}\] ion of the water molecule in aqueous solution. \[H-OH+B{{(OH)}_{3}}\xrightarrow{{}}{{[B{{(OH)}_{4}}]}^{-}}+{{H}^{+}}\] [For more details see the answer of question 6.]

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