1.

Whichof the following reaction(s) take place in Bessemer converter for the extraction of Cu?

Answer»

`2CuFeS_(2) + 4O_(2) rarr Cu_(2)S + 2FeO + 3SO_(2)`
`Cu_(2)S + (3)/(2) O_(2) rarr Cu_(2)O + SO_(2)`
`Cu_(2)S + 2Cu_(2)O rarr 6 CU + SO_(2)`
`FeO + SiO_(2) rarr FeSiO_(3)`

Answer :b,c,d


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