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This question belongs to General Knowledge General Science

General Science

?

The most important ore of aluminum is

A) Galena B) Calamine C) Calcite D) Bauxite

Answer & Solution

Correct Answer: Option D

Bauxite is the most important ore of aluminum which contains only 30–54% alumina, Al₂O₃.

Question posted by Examveda

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2 Comments

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Umesh Kumar 8 years ago

Ya , I want joined this discussion

NILESH KAKDE 9 years ago

Bauxite is the most important ore of aluminium.It is a mixture of hydous aluminium oxide, aluminium hydroxide , clay minerals and insoluble materials.

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