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Which is better reducing agent at temper...

Which is better reducing agent at temperature 983 K, C or Co?

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MODERN PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE
  1. Assertion : Hydrometallurgy involves dissolving the ore in a suitable ...

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  2. Why is pine oil used in froth floatation method?

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  3. Which is better reducing agent at temperature 983 K, C or Co?

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  4. Define fauna.

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  5. How does adsorption of gases on solids depend upon: Temperature?

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  6. The cause of Brownian movement is

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  7. What is Tyndall effect? Why do colloidal solutions show Tyndall effect...

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  8. What are enzyme catalysts? Give two examples of enzyme catalysis react...

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  9. Compare lyophilic and lyophobic sols in term of Stability .

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  10. What are lyophilic and lyophobic sols ? Give one example of each. Why ...

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  11. Define calcination and roasting.

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  12. State the role of silica in the metallurgy of copper.

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  13. Describe the role of the following in the processes mentioned: Iodine ...

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  14. Describe the role of the following : NaCN in the extraction of silver ...

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  15. What is the role of cryolite in the metallurgy of aluminium ?

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  16. Outline the principle of refining of metals by electrolytic refining.

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  17. Outline the principles involved in the following methods of refining o...

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  18. Outline the principles involved in the following methods of refining o...

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  19. Explain what is observed :- electric current is passed through a collo...

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  20. Explain what is observed :- when a beam of light is passed through a c...

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