Browse Questions

# The chief ore for the extraction of aluminium is

$\begin {array} {1 1} (A)\;Bauxite & \quad (B)\;Cryolite \\ (C)\;Beryl & \quad (D)\;Mica \end {array}$

Can you answer this question?

Bauxite is $Al_2O_3.2H_2O$
Hence option (A) is the correct answer.
answered Jul 25, 2014
edited Jul 28, 2014