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The disadvantage of carbon reduction met...

The disadvantage of carbon reduction method are :

A

high temperature needed which is expensive and requires the use of a blast furnace

B

many metals combine with carbon forming carbides

C

carbon combines with oxygen to form poisonous CO

D

carbon cannot be used with highly electropositive metals

Text Solution

Verified by Experts

The correct Answer is:
a,b
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NARAYNA-METTALURGY-Multiple answer
  1. For which of the following metal, the carbon reduction cannot be used ...

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  2. The advantage(s) of using carbon to reduce a number of oxides and othe...

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  3. The disadvantage of carbon reduction method are :

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  4. The funciton of adding cryolite in the electrolytic reduction of alumi...

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  5. Which of the following reduction reactions are actually employed in co...

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  6. Select correct statement regrading silver extraction//purification pro...

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  7. Aluminothermy used for on the spot welding of large iron structures is...

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  8. Highly electropositive metals can not be extracted by carbon reduction...

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  9. When ZnS and PbS minearls are present together, then NaCN is added to ...

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  10. The reaction (s) which does (do) not occur in the reduction zone in th...

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  11. Which of the following reaction(s) take place in Bessemer converter f...

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  12. In the extraction of aluminium metal , one of the process is summarise...

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  13. During the production of iron and steel.

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  14. For which of the following metal, the carbon reduction cannot be used ...

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  15. The advantage(s) of using carbon to reduce a number of oxides and othe...

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  16. The disadvantage of carbon reduction method are :

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  17. The funciton of adding cryolite in the electrolytic reduction of alumi...

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  18. Which of the following reduction reactions are actually employed in co...

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  19. Select correct statement regrading silver extraction//purification pro...

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  20. Aluminothermy used for on the spot welding of large iron structures is...

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