1.

Boric acid is used in carom boards for smooth gliding of pawns because

Answer»

`H_(3)BO_(3)` molecules are loosely chemically bonded and hence soft
its low density makesa fluffy
it can be powdered to a very small grain size
H-bondingin `H_(3)BO_(3)` givesit a layered structure.

Solution :H-bondingin `H_(3)BO_(3)` givesit a layered structurewhich accountsfor its slippery nature.


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