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What are ores? How do they differ from m...

What are ores? How do they differ from minerals?

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ASSAM ACADEMIC CENTRE-General Principles of Processes of Isolation of Elements-Example
  1. What are minerals?

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  2. What are ores? How do they differ from minerals?

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  3. Which metals are generally extracted by electrolytic process?

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  4. Name two metals which are obtained by reduction of their oxides though...

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  5. What is cast Iron?

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  6. What is depressant?

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  7. What type of furnace is used for Smelting?

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  8. What type of furnace is used for Smelting?

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  9. What is electrolytic refining of Aluminium. What is the electrolyte us...

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  10. What happens when argentite ore is treated with dilute solutions of so...

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  11. Name three metals which occur in the native state in nature.

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  12. Why is froth floatation process selected for the concentration of sulp...

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  13. What is meant by the term 'pyrometallurgy'?

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  14. Name one metal which is refined by Van Arkel method?

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  15. Name the method used for the refining of Nickel.

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  16. Name the method used for the refining of Zirconium.

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  17. Describe the role of the following in the processes mentioned: Iodine ...

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  18. The reaction, Cr2O3 + 2Al rarr Al2O3 + 2Cr (DeltaG^@ = -421KJ) is ther...

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  19. Explain the role of the following in the processes mentioned: Silica i...

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  20. How is 'cast iron' different from pig iron?

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