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What is metallurgy ?...

What is metallurgy ?

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Metallurgy is the branch of chemistry that deals with extraction of pure metals from their ores.
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ZEN PUBLICATION-METALS AND NON METALS-ZEN ADDITIONAL QUESTIONS SECTION (VERY SHORT ANSWER [VSA] TYPE QUESTIONS)
  1. A few drops of sulphuric acid are added to water before electrolysis. ...

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  2. In the refining of silver, the recovery of silver from silver nitrate ...

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  3. What is metallurgy ?

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  4. What is the reduction process used for sodium chloride?

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  5. In electrolytic refining of an impure coper metal, which substances ar...

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  6. What is galvanization?

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  7. Iron objects acquires redish brown coating when left exposed to moist ...

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  8. Why corrosion of iron is a serious problem?

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  9. Name the colour of coating formed on silver and copper articles expose...

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  10. Hydrogen is not a metal but it has been assigned a place in the metal ...

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  11. Why should the metal sulphides and carbonated ores be converted to met...

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  12. Name a non-metal which is lustrous and a metal which is non-lustrous.

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  13. A non-metal X exists in two different forms Y and Z. Y is the hardest ...

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  14. Why does calcium float on water?

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  15. Which gas is usually liberated when an acid reacts with a metal ? Illu...

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  16. Name the metal which reacts with a very dilute HNO(3) to evolve hydrog...

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  17. Copper when exposed to air for a long time acquire a green coat . Why ...

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  18. Name of solvent in which electrovalent compounds are soluble and a sol...

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  19. Show the formation of MgCl(2) by the transfer of electrons in the two ...

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  20. What is the valency of silicon?

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