FeCr2O4 (chromite) is a good source of chromium and its compounds like Na2CrO4 and Na2Cr2O7.
Lead is extracted from galena (PbS), either by following ways.
Auto-reduction process is
The chemical process in the production of steel from haematite ore involves
Which of the following process involves smelting?
Consider (CuO) = –129.7 kJ mol–1, kJ mol –1and The better reducing agent for the reduction of CuO is
In which of the following isolations no reducting agent is required?
Which of the following pairs of oxides cannot be reduced by carbon to give the respective metals?
Titanium containing mineral found in our country is
Ore pitch blende is main source of
Metal which can be extracted from all the three dolomite, magnesite and carnallite is
Chile salt petre is an ore of