A) \[{{H}_{3}}B{{O}_{3}}\] molecules are loosely chemically bonded and hence soft.
B) its low density makes it fluffy
C) it is chemically inert with the plywood
D) H-bonding in \[{{H}_{3}}B{{O}_{3}}\] gives it a layered structure
Correct Answer: D
Solution :
Boric acid is used in carom boards for smooth gliding of pawns because H-bonding in \[{{H}_{3}}B{{O}_{3}}\]gives it a layered structure.
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