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during the process of extraction of pure copper from copper pyrite,SiO2 acts as acidic flux which combines with iron oxide(FeO) to form iron silicate(FeSiO3). CuFeS2 + heat ---> Cu2s + FeS + SO2 FeS + O2 ----> Feo FeO + SiO2 ----> FeSiO3
Give detail about criteria of purity ?
Q. Llimitations of werners theory? There were inherent limitations with such a simple approach. For example, the following experimental facts cannot be explained on the basis o
Assignment is diagonal between berilium and aluminium
Fe3+ + e ------> Fe2+
Effect of impurities on resistivity: A small percentage of impurities can result in substantial increase in resistivity i.e. decrease in the conductivity. Mathem
calculate the enthalpy of combustion for acetic acid using standard enthalpies of formation
does hydrogyn react with magnesium
the diagnal relationship in periodic table
Illustrate and demonstrate that, for correct mass balance, relative amount of two co-existing phases or micro constituents should be as given by lever rule. The lever rule giv
What are the limitations of valence bond theory?
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