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What is an Ellingham diagram?...

What is an Ellingham diagram?

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R G PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE
  1. Why is the extraction of copper from pyrites more difficult than that ...

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  2. Out of C and CO, which is a better reducing agent at 673 K?

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  3. What is an Ellingham diagram?

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  4. What is the function of limestone in the extraction of iron?

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  5. Though scrap zinc is more reactive than scrap iron,iron is preferred f...

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  6. Write the reaction when silver is leached with KCN.

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  7. Write the principle of liquation?

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  8. Which process of refining is usefull to get ultrapure semiconductor el...

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  9. What is eluent?

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  10. Write the composition of German Silver.

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  11. Which is the purest form of commercial iron?

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  12. Describe the role of SiO2 in the extraction of Copper from Copper matt...

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  13. Why Copper matte is put in Silica lined converter?

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  14. What does a steep increase in the slope of a line an Ellingham diagram...

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  15. Name the process by which an ore of tin containing FeCrO4 in concentra...

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  16. Write two important ores each from iron & copper.

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  17. Describe the principle of froth flotation process.

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  18. Write the reactions involved in leaching process of alumina from bauxi...

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  19. Giving example differentiate between "roasting"& calcination.

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  20. What is pyro metallurgy? Describe the conditions of the equation used ...

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