Question

Bauxite is an ore of which of the following metals?

• A. Hg
• B. Fe
• C. Al
• D. Zn

Hint:

Important ores: Bauxite – Aluminium, Haematite – Iron, Galena – Lead, Cinnabar – Mercury.

Answer 1

The Correct Option is C

Step 1: Understanding ores.
Bauxite is the principal ore of aluminium. It mainly contains hydrated aluminium oxides like \(Al_2O_3 \cdot 2H_2O\).
Step 2: Extraction.
Aluminium is extracted from bauxite using electrolytic reduction after refining by the Bayer’s process.
Step 3: Conclusion.
Hence, bauxite is an ore of Aluminium (Al).