1.

How will you convert boric acid to boron nitride?

Answer»

Solution :Fusion of urea with boric acid `B(OH)_(3)` in an atmosphere of ammonia at 800-1200 K gives BORON nitride `UNDERSET(("Boric acid"))(B(OH)_(3))+NH_(3)overset(Delta)(to)underset(("Boron nitride"))( BN)+3H_(2)O`


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