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Which metal is purified by cupellation ?...

Which metal is purified by cupellation ?

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AAKASH SERIES-PRINCIPLES OF METALLURGY-SUBJECTIVE EXERCISE-2 ( VERY SHORT ANSWER QUESTIONS )
  1. What is flux ? Give an example.

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  2. (A) Efficiency of the reverboratary furnace is less (R) The waste...

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  3. What are the changes that take place during roasting?

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  4. Which metal is purified by cupellation ?

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  5. How the green wood poles are effecting in the refining of impure metal...

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  6. Give the anode, cathode and the electrolysis method of refining a meta...

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  7. What is flux ? Give an example.

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  8. What is the suitable method for the concentration of native gold ?

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  9. Give the principle used in gravity concentration method.

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  10. Ore bearing particles are wetted more by water. True or false. Give an...

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  11. Why haematite is concentrated by electromagnetic separation method ?

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  12. Write any two furnaces that are generally used in metallurgical proces...

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  13. (A) Efficiency of the reverboratary furnace is less (R) The waste...

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  14. What purpose is served by the cup and cone arrangement in a blast furn...

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  15. Where do the reactions in a blast furnace take place?

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  16. How is nickel oxide reduced to the metal ?

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  17. What are the changes that take place in large intestine during digesti...

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  18. What types of ores are subjected to calcination ?

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  19. The method of zone refining of metals is based on the priniciple of

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