Chemical Process Which of the following is not required in the manufacture of soda ash by Solvay process? Limestone None of these Ammonia Nitric acid Limestone None of these Ammonia Nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The main product of high temperature carbonisation of coal is Phenol Coke Tar Ammonia Phenol Coke Tar Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Teflon is Poly tetrafluoroethylene (P.T.F.E.) A monomer An inorganic polymer Phenol formaldehyde Poly tetrafluoroethylene (P.T.F.E.) A monomer An inorganic polymer Phenol formaldehyde ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is an ore of iron? Chalcopyrite Bauxite Hematite Galena Chalcopyrite Bauxite Hematite Galena ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Soaps remove dirt by Supplying hydrophyllic group Increasing the surface tension None of these Decreasing wettability Supplying hydrophyllic group Increasing the surface tension None of these Decreasing wettability 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 90-100 15-30 250-300 90-100 15-30 ANSWER DOWNLOAD EXAMIANS APP
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