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ELLINGHAM DIAGRAM...

ELLINGHAM DIAGRAM

A

`Delta G` increases with an increase in temperature.

B

It consists of plots of `Delta _f G^@ `Vs T for formation of oxides.

C

A coupling reaction can be well expressed by this diagram

D

It express the kinetics of the reduction process.

Text Solution

Verified by Experts

The correct Answer is:
D
Eillingham diagrams are based on thermodynamic concepts .It does not tell anything about the kinetics of the reduction process .
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DISHA PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE -1: CONCEPT BUILDER (TOPICWISE)
  1. After partial roasting, the sulphide of copper is reduced by

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  2. Before introducing FeO in blast furance, it is converted to Fe(2)O(3) ...

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  3. ELLINGHAM DIAGRAM

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  4. The form of iron obtained from blast furnace is:

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  5. The slag obtained during the extraction of copper from coper pyrites i...

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  6. Muffle furnace is used in the metallurgy of

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  7. In Hall's process, the main reagent is mixed with

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  8. In the extraction of copper, the metal formed in the Bessemer converte...

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  9. Ag(2)S +NaCN rarr (a) (a) +Zn rarr (d) (b) is a metal. Hence (a) a...

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  10. Method used for obtaining highly pure silicon which is used as a semic...

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  11. In the purification of impure nickel by Mond's process, metal is purif...

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  12. Incorrect match

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  13. In van Arkel method, if I(2) is introduced at 1700 K over impure metal...

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  14. Van Arkel method of purification of metals involves converting the met...

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  15. Identify the reaction that does not take place in a blast furnace

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  16. The temperature (""^@C) at which Fe2 O3is finally reduced to Fe in the...

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  17. High purity copper is obtained by

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  18. Iron is obtained on a large scale from Fe2O3 by

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  19. Which of the following metals is obtained by electrolytic reduction pr...

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  20. In the extractionof iron, slag is produced. Slag is

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