Chemistry, asked by sumukh38, 11 months ago

describe 3 steps involved in leaching bauxite ore to get pure alumina

Answers

Answered by javeed88

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.

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