Fluoroboric acidFluoroboric acid or tetrafluoroboric acid (archaically, fluoboric acid) is an inorganic compound with the simplified chemical formula H+[BF4]−. Solvent-free tetrafluoroboric acid (H[BF4]) has not been reported. Read from the Chembox of the Wikipedia article Fluoroboric acid, revision 1380055747.

Property

Value

Formula

HBF4, 87.81 g/mol

Melting point

-90 °C

Boiling point

130 °C

Density

1.4 g/cm³

pKa

1.8

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