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Write the uses of the following: Nich...

Write the uses of the following:
Nichrome , Stainless steel , Alnico

Text Solution

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Nichrome: For making heating coils
Stainless steel: For the manufacture of utensils, part of vehicles.
Alnico: For the manufacture of permanent magnets.
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V PUBLICATION-PRODUCTION OF METALS-QUESTION BANK
  1. What are the different methods for the refining of metals? Explain

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  2. How is iron extracted industrially?

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  3. Write the uses of the following: Nichrome , Stainless steel , Alni...

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  4. Explain the process of producing alumina from bauxite.

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  5. Explain the method of obtaining pure aluminium from alumina by electro...

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  6. You know that metals can be separated from molten compounds of metals ...

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  7. The most abundant metal in the earth crust is:

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  8. An alloy of iron, chromium and nickel.

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  9. Find the relation and fill up suitably. Aluminium : Bauxite Iron:....

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  10. From the following which chemical compound is contained in calamine . ...

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  11. Some metals exist in free state because of its..........

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  12. Write one example for an ore separated by leaching.

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  13. Non-removable impurities during ore concentration is called......... ...

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  14. Which reducing agent is used in Blast fumace?

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  15. Gangue + Flux gives .......

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  16. Aluminium is used for making utensils due to its.......

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  17. Write the difference between calcination and roasting .

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  18. Analyse the flow chart given below and answer the following questions....

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  19. Write down the anode, cathode, and electrolyte used in electrolytic ce...

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  20. Clay, cryolite and Bauxite are the minerals of Aluminium. a) Which ...

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