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Name two collectors used in froth floata...

Name two collectors used in froth floatation process.

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SHARAM PUBLICATION-GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS-EXERCISE
  1. What is difference between mineral and ore ?

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  2. Name the deprassant which is used to separate ZnS from PbS ores in fro...

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  3. Name two collectors used in froth floatation process.

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  4. Name one acidic and one basic flux.

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  5. Why do some metals occur in the native state ?

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  6. What is the role of stabilizer in froth floatation process ?

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  7. An ore of galena (PbS) is contaminated with Zinc blende (ZnS). Name on...

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  8. Which types of ores are roasted ?

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  9. Name the method used for the refining of copper metal.

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  10. Why sulphide ores are concentred by froth floatation process.

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  11. Which process is used for refining of metals which are used as Semicon...

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  12. What is formed when a flux reacts with a gangue material?

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  13. Name three important ores of iron .

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  14. Between CO and C , which is better reducing agent at 983 k

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  15. Fill in the blank and rewrite the whole statement. Two metals which ...

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  16. Fill in the blank and rewrite the whole statement. A non-metal which...

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  17. Fill in the blanks : During electro refining of copper ……….. And …………....

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  18. Fill in the blanks : …………. Is used as reducing agent during smelting.

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  19. Fill in the blanks : Froth floatation process is the suitable method o...

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  20. Fill in the blanks : A homogeneous mixture of a metal with mercury is ...

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