Metals And Their Metallurgy - 3


1. The step in which Roasted ore is again melted in the blast furnace alongwith mixture of coal and sand is




2. Bilisters are formed on the surface of blister copper deu to the evolution of




3. In electrical refining of copper, we use copper sulphate solution containing 5% acid of




4. Diaspore is a ore of




5. In Bayer's process bauxite is dissolved in 45% aqueous solution of




6. The process use to extract Aluminium is called




7. Which alloy is used in electric heater and filaments of furnace




8. Usually which ore is produce copper.




9. Matching Items: Click the correct match for .... Copper




10. Matching Items: Click the correct match for .... Aluminium



11. Matching Items: Click the correct match for .... Non Metal



12. Matching Items: Click the correct match for .... Metals ions




13. Matching Items: Click the correct match for .... Oxides of Metal




14. Matching Items: Click the correct match for .... Oxides of non Metal



15. Matching Items: Click the correct match for .... Molten Metallic Chlorides







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