Chemical Process Paper grade bamboo contains about __________ percent cellulose. 40 20 5 60 40 20 5 60 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Basic oxide is absent in __________ glass. Flint All of these Quartz Pyrex Flint All of these Quartz Pyrex ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Portland cement consists mainly of CaO & SiO₂ CaO & Al2O₃ SiO₂ & Al2O₃ CaO & FE₂O₃ CaO & SiO₂ CaO & Al2O₃ SiO₂ & Al2O₃ CaO & FE₂O₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following processes does not produce Cl₂ as a co-product during the manufacture of caustic soda? Mercury electrolytic cell process None of these Lime-soda process Diaphragm electrolytic cell process Mercury electrolytic cell process None of these Lime-soda process Diaphragm electrolytic cell process ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Exothermic condensation reaction of monochlorobenzene with chloral in presence of 20% oleum as catalyst produces DDT. The reaction temperature is maintained at __________ °C. 250-300 15-30 90-100 250-300 15-30 90-100 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not a product of coal tar distillation? Anthracene Cresote oil None of these Carbolic oil Anthracene Cresote oil None of these Carbolic oil ANSWER DOWNLOAD EXAMIANS APP