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Name the process used for the enrichment...

Name the process used for the enrichment of sulphide ore.

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Name the process used in A.

Froth flotation process used for the concentration of sulphide ore.

Froth floatation process used for the concentration of sulphide ore :

Sulphide ore is

Froth floatation process for the concentration of sulphide ore is an illustration of the practical application of

Froth floatation process for the concentration of sulphide ore is an illustration of the practical application of

Why is froth floatation process selected for the concentration of the sulphide ore ?

Choose the correct option the code regarding roasting process. (I) It is the process of heating the ore in air in a reverberatory furnace to obtain the oxide. (II) It is an exothermic process. (III) It is used for the concentration of sulphide ore. (Iv) It removes easily oxidisable volatile impurities present in the concentrated ore.

Froth floatation process is used for the concentration of the ore of :

Froth floatation process is used for the concentration of the ore of :

ICSE-METALLURGY-QUESTIONS FROM PREVIOUS ICSE BOARD PAPERS
  1. Name a metal which is found abundantly in the earth's crust.

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  2. What is the difference between calcination and roasting?

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  3. Name the process used for the enrichment of sulphide ore.

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  4. Write the chemical formulae of one main ore of iron and aluminium .

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  5. Write the constituents of electrolyte for the extraction of aluminium.

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  6. Which of the following metallic oxides cannot be reduced by normal red...

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  7. Give reason for the following: Iron is rendered passive with fuming ni...

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  8. Match the properties and uses of alloys in List 1 with the appropriate...

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  9. Name the following metals : A metal present in cryolite other than ...

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  10. Name the following metals : A metal which is unaffected by dilute o...

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  11. The following questions are relevant to the extraction of Aluminium: ...

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  12. The following questions are relevant to the extraction of Aluminium: ...

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  13. The following questions are relevant to the extraction of Aluminium: ...

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  14. Identify the gas evolved in the following reaction when : a few crysta...

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  15. The metals zinc and tin are present in the alloy :

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  16. State two relevant observations for each of the following: Lead nitrat...

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  17. Using the information above, complete the following: .......... is ...

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  18. Using the information above, complete the following: Metal atoms te...

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  19. Using the information above, complete the following: Non-metallic ...

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  20. Using the information above, complete the following: Non-metallic e...

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