Questions
Which of the following steps are involved in hydrometallurgical process ?
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By Expert Faculty of Sri Chaitanya
a
Cu2S+2Cu2O⟶6Cu+SO2
b
CuFeS2+2H2SO4⟶CuSO4+FeSO4+2H2S
c
Ag2S+2NaCN⟶Ag(CN)2⊖+Na2S
d
CuCO3+H2SO4⟶CuSO4+H2O+CO2
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Correct option is B
Option (1) is self-reduction processSimilar Questions
When the sample of Cu with Zn rqnpurity is to be purified by electrolysis, the appropriate electrodes are
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