The chemical formula of chromite mineral :
List-I List-II
A) Rutile i) Mn2O3
B) Chromite ii) MnO2
C) Pyrolusite iii) FeO.Cr2O3
D) Braunite iv) TiO2
In a mining field, miners found an ore called fool's gold whose chemical formula is FeS2. Which method has to be carried out to convert concentrated ore to its oxide?
PbS is the chemical formula for which mineral?