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Aluminium is commercially produced from:

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in Basic Civil Engineering by (111k points)
Aluminium is commercially produced from:

(a) Aluminium sulphate

(b) Alum

(c) Cryolite

(d) Bauxite

This 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

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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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