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The process of obtaining the pure metal ...

The process of obtaining the pure metal from the impure metal is called__________the metal.

A

Liquation

B

Refining

C

Poling

D

Distillation

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BEYOND PUBLICATION-PRINCIPLES OF METALLURGY-EXERCISE
  1. Which of the following process occurs in the presence of oxygen or air...

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  2. Generally which furnace is used for roasting ?

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  3. The process of obtaining the pure metal from the impure metal is calle...

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  4. Carnallite is an ore of

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  5. Which of the following process occurs in the absence of air ?

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  6. Which of the following one, we need to make gold hard ?

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  7. Which of the following is an example of corrosion ?

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  8. Which of the following is most common metal in the Earth's crust ?

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  9. Which of the following are the ores of magnesium (Mg) ?

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  10. The reducing agent in thermite process is?

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  11. Magnetic is an ore of

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  12. Which of the following is added to the ore to remove the gangue from i...

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  13. Which of the following means, simply getting rid of as much of the unw...

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  14. Which of the following is the place inside the furnace where the ore ...

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  15. The smelting is carried our in a specially built furnace known as

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  16. The electrolyte is an acidified solution of

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  17. Which of the following is the part of the furnace where the fuel is ke...

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  18. Which of the following is defined as the arrangement of the metals in ...

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  19. Which of the following metals are high reactivity ?

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  20. The process of extraction and isolation of the metal from its naturall...

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