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The chemical process in the production o...

The chemical process in the production of steel from haematite ore involves

A

Reduction

B

Oxidation

C

Reduction followed by oxidation

D

Oxidation followed by reduction

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The correct Answer is:
D
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ALLEN-METALLURGY-EXERCISE-05 [B]
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  2. Write down the reactions involved in the extraction of Pb. What of the...

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  3. The chemical process in the production of steel from haematite ore inv...

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  4. Electrolytic reduction of alumina to aluminum by the Hall-Heroult pro...

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  5. The chemical composition of slag formed during the smelting process in...

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  6. Which of the following process is used in the extractive metallurgy of...

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  7. In the process of extraction of gold, Roasted gold ore +CN^(-)+H2Oov...

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  8. The method chiefly used for the extraction of lead and tin from there ...

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  9. Which ore contains both iron and copper?

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  10. A(1) and A(2) are two ores of metal M.A(1) on calcination gives a blac...

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  11. Match the column :

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  12. Extraction of iron from zine blende is achieved by

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  13. Match the column:

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  14. Native silver metel froms a water solube, complesx with a dilute aqueo...

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  15. Copper is the most noble of first row transition metals and occurs in ...

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  16. Copper is the most noble of first row transition metals and occurs in ...

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  17. Copper is the most noble of first row transition metals and occurs in ...

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  18. Extraction of metal from the ore cassiterite involves

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  19. Oxidation states of the metal in the minerals haematite and magnetite,...

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  20. Ibn the cyanide extraction process of silver form aragetite are ,oxidi...

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