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In the extraction of copper, the metal f...

In the extraction of copper, the metal formed in the Bessemer converter is due to the reaction

A

`Cu_2 S + 2Cu _2O to 6Cu+SO_2`

B

` Cu_2 S to 2Cu+S`

C

`Fe+Cu_2O to 2Cu + FeO`

D

`2Cu_2 O to 4Cu+O_2`

Text Solution

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The correct Answer is:
D
Decomposition of carbonates and hydrated oxides
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DISHA PUBLICATION-GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS-EXERCISE -1: CONCEPT BUILDER (TOPICWISE)
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  2. In Hall's process, the main reagent is mixed with

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

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

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

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

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  7. Incorrect match

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

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

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

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

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  12. High purity copper is obtained by

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

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

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

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  16. Thomas slag is

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  17. Which of the following pairs of metals uis purified by van arkel meth...

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  18. Which of the following metals is extracted by the electrometallurgical...

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  19. The electrolytic reduction technique is used in the extraction of

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  20. Nickel is purified by thermal decomposition of its

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