Which of the following doesn't exist
$BF_6^{3-}$
$AlF_6^{3-}$
$SiF_6^{2-}$
$GeCl_6^{2-}$
Explain physical and chemical properties of borax.
Explain what happens when boric acid is heated.
Boric acid is polymeric due to
Which reactions can be used to prepare diborane
$I.\,\,NaBH_4 + BF_3$ (in ether) $\to $
$II.\,\, NaBH_4 + I_2 \to $
$III.\,\, BF_3 + NaH \to $
The correct formula of borax is