describe 3 steps involved in leaching bauxite ore to get pure alumina
Answers
Answered by
4
Answer:
Hall's process for leaching of alumina from bauxite: (1) Bauxite ore and sodium carbonate are fused toghether to convert aluminium oxide into soluble sodium meta-aluminate. The insoluble residue contains the impurities of silica and iron oxide. The fused mass is treated with water.
Similar questions