In the extraction of aluminium the electrolyte is
Fused cryolite with felspar
Fused cryolite with fluorspar
Pure alumina in molten cryolite
Pure alumina with bauxite and molten cryolite
The species, having bond angles of $120^o $ is
Give uses of Borax.
$H_3BO_3$ is
Which of the following compound does not show the amphoteric behaviour
Consider the compounds, $BCl_3$, and $CCl_4$ How will they behave with water ? Justify.