Chemical Process Chalcopyrite is the main ore of Copper Tin Lead Iron Copper Tin Lead Iron ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Mercury cells for caustic soda manufacture, compared to diaphragm cells Produce lower concentration NaOH Require more power None of these Require lower initial investment Produce lower concentration NaOH Require more power None of these Require lower initial investment ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Soaps remove dirt by Supplying hydrophyllic group None of these Decreasing wettability Increasing the surface tension Supplying hydrophyllic group None of these Decreasing wettability Increasing the surface tension ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following processes can remove both temporary as well as permanent hardness of water? Distillation Boiling Filtration None of these Distillation Boiling Filtration None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Catalyst used in the oxidation of benzene to produce maleic anhydride is Cr Pt V₂O₅ Ni Cr Pt V₂O₅ Ni ANSWER DOWNLOAD EXAMIANS APP
Chemical Process A 'unit process' is exemplified by the Absorption Hydrogenation of oils Humidification Distillation Absorption Hydrogenation of oils Humidification Distillation ANSWER DOWNLOAD EXAMIANS APP
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