1.

Formation of metallic copper from sulphide ore in te normal thermometallurgical process essentially involves which of the following reactions

Answer»

`CuS+3/2O_2rarrCuO+SO_2,`
`CuO+CrarrCu+CO`
`CuS+3/2O_2rarrCuO+SO_2,`
`2CuO+CuSrarr3Cu+SO_2`
`CuS+2O_2rarrCuSO_4,`
`CsSO_4+CuSrarr2Cu+2SO_2`
`CuS+3/2O_2rarrCuO+SO_2,`
`CuO+COrarrCu+CO_2`

ANSWER :B


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