# What is the formula for aluminum tetraborate pentahydrate?The formula for sodium tetraborate decahydrate (commercially available as borax) is Na2B4O7 • 10 H2O. What is the formula for aluminum...

What is the formula for aluminum tetraborate pentahydrate?

The formula for sodium tetraborate decahydrate (commercially available as borax) is Na2B4O7 • 10 H2O. What is the formula for aluminum tetraborate pentahydrate?

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(Al)2(B4O7)3.5H2O

Tetraborate ion is (B4O7)2- with Al3+

The sodium equivalent of this molecule is the famous or well known Borax

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