Question

concentrate preparation of p block element compounds​

Answer 1

Answer:

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Explanation:

Answer 2

Answer:

Preparation : Boric acid H3BO3 , [B(OH)3] is prepared by the action of sulphuric acid on concentrated solution of borax (Na2B4O7 . 10H2O). Boric acid separates as white flaky crystals. In boric acid, B(OH)3 units are linked by hydrogen bonds to give two dimensional sheets