When $Al$ is added to $KOH$ solution
No action takes place
Oxygen is evolved
Water is produced
Hydrogen is evolved
Give oxidation state of gallium.
In the purification of bauxite by Hall's process
Colour of the bead in borax bead test is mainly due to the formation of
The solubility of anhydrous $AlCl_3$ and hydrous $AlCl_3$ in diethyl ether are $S_1$ and $S_2$ respectively. Then
Which one is used as a bye-product in Serpeck's process