1. Describe how bauxite is converted to aluminium oxide (Al2O3)via the Bayer process?
2. Describe the Kroll process used to produce metallic titanium.Give the key chemical equation.
3. Give 2 short application examples of the Ellingham diagram inprocess metallurgy.
4. Name 2 important fields of application of Ti alloys and analternative processing route that can provide highest purityTi.
5. What is the main Al ore and where are the world’s largestreserves? Given the fact that these high alumina containing orebodies might be depleted in 20-30 years, what could be analternative source?
6. Describe the electro-refining process of copper and give themost important chemical equations.
