Chemical Process Manufacture of phthalic anhydride uses __________ as a catalyst. V₂O₅ Ni Cr Al₂O₃ V₂O₅ Ni Cr Al₂O₃ 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. 90-100 15-30 250-300 90-100 15-30 250-300 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Reverse osmosis is normally used for the Desalination of brackish water to produce potable (drinking) water Purification of oxygen Separation of helium from natural gas Separation of isotopes of uranium from gaseous uranium hexaflouride Desalination of brackish water to produce potable (drinking) water Purification of oxygen Separation of helium from natural gas Separation of isotopes of uranium from gaseous uranium hexaflouride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following may be viewed as a catalyst in the manufacture of soda ash by Solvay process? NaCl CaO Coke NH? NaCl CaO Coke NH? ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not present in bagasse fibre? Lignin None of these Pentogens Cellulose Lignin None of these Pentogens Cellulose ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Alkylbenzene sulfonate (ABS) is a Detergent Pesticide Rubber Polyester Detergent Pesticide Rubber Polyester ANSWER DOWNLOAD EXAMIANS APP
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