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Aluminium is commercially produced from:(a) Aluminium sulphate(b) Alum(c) Cryolite(d) BauxiteThis question was posed to me in an internship interview.Asked question is from Properties and Uses of Aluminium in division Materials for Construction of Basic Civil Engineering

Answer» RIGHT answer is (d) BAUXITE

The best explanation: Bauxite is the most COMMONLY used ORE of aluminium for production.It occurs as a weathering PRODUCT of iron and silica.


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