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What is difference between mineral and o...

What is difference between mineral and ore ?

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SHARAM PUBLICATION-GENERAL PRINCIPLES AND PROCESS OF ISOLATION OF ELEMENTS-EXERCISE
  1. Name three alloys of Copper

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  2. The ore that can be concentrated by magnetic separation method, are .....

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  3. What is difference between mineral and ore ?

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

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  5. Name two collectors used in froth floatation process.

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  6. Name one acidic and one basic flux.

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

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

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

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  10. Which types of ores are roasted ?

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

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

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

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

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  15. Name three important ores of iron .

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

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

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

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

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

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