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What is the role of collectors in Froth ...

What is the role of collectors in Froth Floatation process ?

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Potassium ethyl xanthate,`C_2H_5-O-overset(S)overset(||)C-SK^(o+)`
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Explore conceptually related problems

(a) Write the principle of vapour phase refining. (b) Write the role of dilute NaCN in the extraction of silver. (c) What is the role of collectors in the froth floatation process? Give an example of a collector.

(i) Name the method of refining to obtain silicon of high purity. (ii) What is the role of SiO_2 in the extraction of copper? (iii) What is the role of depressants in froth floatation process ?

(a) Write the principle involved in the vapour phase refining of metals. (b) Write the name of the metal refined by each of the following processes : (i) Mond process (ii) van Arkel method (c ) What is the role of depresent in froth floatation process ?

Metal sulphides occur mainly in rocks and metal halides occur in lakes and seas. Give reason. (b) Pine oil is used in froth flatation process. Why ? ( c) What is a depresent ? Give an example. (d) What is the role of stabiliser in froth flotation process ? ( e) What is gangue ?

What is the role of depressant in froth floatation process?

What is the role of adsorption in froth floatation process used especially for concentration of sulphide ores?

What are the collectors used in froth floatation process? Name a substance that can be used as such.

State the role of depressant in froth floatation process.

(a) Write the principle of electrolytic refining. (b) Why does copper obtained in the extraction from copper pyrites bave a blistered appearance? (c) What is the role of depressants in the froth floatation process?

Which of the following is used as collector in froth floatation process ?

AAKASH INSTITUTE ENGLISH-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-Try yourself
  1. Name and formula of two magnetic ores.

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

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  3. What is the role of collectors in Froth Floatation process ?

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  4. Sulphdies ores are converted to oxides before reduction . This is expl...

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  5. Discuss the process of roasting with suitable example.

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

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

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

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

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

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

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  12. Write down the reactions taking place in different zones in the blast ...

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

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  14. What is the impure copper collected from Bessemer converter commonly c...

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  15. Name and formulate the main ore from which zinc is extracted.

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  16. What is the impure form of zinc commonly known as ?

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  17. Name and formulate the reagent used for the leaching of argentite.

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  18. What is the hydrometallurgy of silver or gold commonly known as ?

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  19. Write the equation of the net reaction taking place in Hall Heroult el...

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  20. Metals purified by liquation method. ……………. , …………..

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