Chemical Process How much temperature is maintained during quicklime manufacture in the calcination zone of the vertical shaft kiln? 1500°C 750°C 1000°C 500°C 1500°C 750°C 1000°C 500°C ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which catalyst is used in the manufacture of ethylene oxide by oxidation of ethylene? ZnCl₂ AgO FE₂O₃ Al2O₃ ZnCl₂ AgO FE₂O₃ Al2O₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Cement mainly contains MgO, SiO₂, K₂O CaO, SiO₂, Al2O₃ Al2O₃, MgO, FE₂O₃ CaO, MgO, K₂O MgO, SiO₂, K₂O CaO, SiO₂, Al2O₃ Al2O₃, MgO, FE₂O₃ CaO, MgO, K₂O ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following, when pyrolysed, produces perchloro-ethylene? Carbon tetrachloride Chlorobenzene Chlorinated paraffin Ethylene dichloride Carbon tetrachloride Chlorobenzene Chlorinated paraffin Ethylene dichloride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Black liquor is converted into white liquor by Extractive distillation Selective liquid extraction Evaporation and burning the concentrate followed by causticisation of products Multi-effect evaporation only Extractive distillation Selective liquid extraction Evaporation and burning the concentrate followed by causticisation of products Multi-effect evaporation only ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The difference between saponification value and acid value is Called ester value Always negative None of these Constant for all fatty oils Called ester value Always negative None of these Constant for all fatty oils ANSWER DOWNLOAD EXAMIANS APP
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