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  • In the metallurgical extraction of copper, following reaction is used: <img alt="\mathrm{FeO}+\mathrm{SiO}_{2} \rightarrow \mathrm{FeSiO}_{3}" src="https://entrancecorner.oncodecogs.com/g

In the metallurgical extraction of copper, following reaction is used:

\mathrm{FeO}+\mathrm{SiO}_{2} \rightarrow \mathrm{FeSiO}_{3}

\mathrm{FeO} \text { and } \mathrm{FeSiO}_{3} respectively are 

Option: 1

gangue and flux.


Option: 2

flux and slag.


Option: 3

slag and flux.


Option: 4

gangue and slag.


Answers (1)

best_answer

In the extraction of Copper, \mathrm{SiO_2} is added as a flux to remove the impurity of \mathrm{FeO} (gangue) in the form of \mathrm{FeSiO_3} (slag)

\mathrm{FeO}+\mathrm{SiO}_{2} \rightarrow \mathrm{FeSiO}_{3}

\mathrm{FeO=Gangue}

\mathrm{FeSiO_{3}=Slag}

Hence, Option (4) is correct

Posted by

shivangi.bhatnagar

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