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In the Froth Floatation process, zinc su...

In the Froth Floatation process, zinc sulphide and lead sulphide can be separated by _____________ .

A

using collectors.

B

adjusting the proportion of oil to water.

C

using depressant.

D

using froth stabilisers.

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MODERN PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE
  1. In the extraction of aluminium by Hall-Heroult process, purified Al2O3...

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  2. Which of the following statements is correct ?

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  3. In the Froth Floatation process, zinc sulphide and lead sulphide can b...

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  4. Common impurities present in bauxite are .

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  5. Which of the following ores are concentrated by froth floation ?

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  6. Which of the following reactions occur during calcination?

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  7. For the metallurgical process of the ores calcined ore can be reduced ...

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  8. The main reactions occurring in blast furnace during extraction of iro...

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  9. In which of the following method of purification, metal is converted t...

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  10. Which of the following statements are correct ?

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  11. Give the preparation of chlorine.

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  12. Match the items of Column I with items of Column II and assign the cor...

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  13. Match the items of Column I with items of Column II and assign the cor...

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  14. Match items of Column I with the items of Column II and assign the cor...

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  15. Match items of Column I with the items of Column II and assign the cor...

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  16. Match items of Column I with the items of Column II and assign the cor...

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  17. In the following questions a statement of assertion followed by a stat...

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  18. Assertion : Zirconium can be purified by Van Arkel method. Reason : ...

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  19. Assertion : Sulphide ores are concentrated by Froth Flotation method. ...

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  20. Assertion : Zone refining method is very useful for producing semicond...

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