Regarding Boricacid, which of the following statements is correct ?

1.	Regarding Boricacid, which of the following statements is correct ?
Answer» Boric ACID has layered lattle structure When excess of boricacid is added to a solution of acidic `KHF_(2)`, the solution becomes alkaline Boric acid on heating at `160^(@)` FORMS pysoboric acid Boric acid is quite good lubricant Solution :Boric acid structure is similar to graphite structure.

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