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Why is reduction of a metal oxide easier...

Why is reduction of a metal oxide easier if the metal formed is in liquid state at the temperature adopted for reduction?

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Refer to the answer of Qn. 3 (ii) NCERT Intext Questions.
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A N EXCEL PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-QUESTION BANK
  1. Carbonate ores are usually subjected to calcination, while sulphide or...

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  2. Match the items of Column I with items of Column II

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  3. Why is reduction of a metal oxide easier if the metal formed is in liq...

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  4. The scientific and technological process used for isolation of the met...

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  5. The concept of DeltaG^@ of coupled reaction are used explain reduction...

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  6. Give two examples for alloy

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  7. Calcination and raosting are treatments in metallurgy before metal ext...

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  8. Match the items of Column I with items of Column II

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  9. Sulphide ores are concentrated by froth floatation process. Write the ...

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  10. Explain the 'froth' floatation process'

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  11. Name two metals which can be refined by van-Arkel Method.

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  12. Match the items of Column I with items of Column II

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  13. Explain the 'froth' floatation process'

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  14. What is the role of limestone (CaCo3) in the extraction of iron?

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  15. Monds process is used for refining of Ni and Van Arkel method is used ...

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  16. Which of the following is the ore of zinc?

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  17. There are servral methods for refining metals. Explain a method for re...

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  18. Metals are extracted from their ores. Among the following which metal ...

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  19. Carbonate ores are usually subjected to calcination, while sulphide or...

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  20. Leaching is a process of concentration of ores. Explain the leaching o...

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