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What is the process of smelting ? Give o...

What is the process of smelting ? Give one suitable example also.

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The method of reduction of a metal oxide by using coke as reducing agent is called smelting.
`ZnO+Coverset(=1400^(@)C)(to)Zn+CO`
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AAKASH INSTITUTE-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-Try Yourself
  1. What is the process of smelting ? Give one suitable example also.

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  2. Match the following from column I to column II {:("Column I" , "Colu...

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  3. Bname the vitamin that contains metal in it. Name the metal also

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  4. Name some elements that can occur free in nature

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  5. Define the term flux.

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  6. Discuss the use of an acidic flux in metallurgy.

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  7. Name and formula of two magnetic ores.

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  8. Which types of ores are purified by hydraulic washing ? Give two examp...

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  9. Which chemical is most commonly used as collector in froth floatation ...

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  10. Why are sulphide ores converted to oxide form before reduction to meta...

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  11. Discuss the process of roasting with suitable example.

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  12. During roasting the temperature should be kept below its m.p. Why ?

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  13. What type of the reduction method does the following reaction show (Be...

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  14. Which reducing agent is commonly employed for reduction of (a) ZnO "...

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  15. In some cases, Ellingham diagrams (graphs) show a bend. What do you re...

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  16. On Ellingham diagrams if two graphs intersect each other, what does th...

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  17. Name the four man zones of blast furnace in the extraction of Fe from ...

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  18. Write the complete set of reactions occuring in the zone of reduction ...

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  19. Coke can be used to reduce Cu(2)O. Explain it based on thermodynamic v...

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  20. What the impure copper collected from Bessemer converter commonly call...

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  21. Name the formulate themain ore from which zinc is extracted.

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