Chemical Process Sulphur removal by heating of pyrite ore in presence of air is called its Calcination Smelting Reduction Roasting Calcination Smelting Reduction Roasting ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Cellulose content of bamboo and ideal fibrous raw material for the manufacture of paper is __________ percent. 80 10 95 50 80 10 95 50 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Blue colour is imparted to glass by the addition of FeSO₄ NaOH CaO PbO FeSO₄ NaOH CaO PbO ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Mercury cells for caustic soda manufacture, compared to diaphragm cells Require more power None of these Require lower initial investment Produce lower concentration NaOH Require more power None of these Require lower initial investment Produce lower concentration NaOH ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Portland cement consists mainly of CaO & FE₂O₃ CaO & SiO₂ SiO₂ & Al2O₃ CaO & Al2O₃ CaO & FE₂O₃ CaO & SiO₂ SiO₂ & Al2O₃ CaO & Al2O₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process A cane sugar factory having sugar production rate of 10 tons/day will produce about __________ tons/day of bagasse (after consumption by the factory for heating etc.). 1 25 40 10 1 25 40 10 ANSWER DOWNLOAD EXAMIANS APP
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