Chemical Process Portland cement consists mainly of CaO & SiO₂ CaO & FE₂O₃ CaO & Al2O₃ SiO₂ & Al2O₃ CaO & SiO₂ CaO & FE₂O₃ CaO & Al2O₃ SiO₂ & Al2O₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Black liquor is converted into white liquor by Multi-effect evaporation only Evaporation and burning the concentrate followed by causticisation of products Extractive distillation Selective liquid extraction Multi-effect evaporation only Evaporation and burning the concentrate followed by causticisation of products Extractive distillation Selective liquid extraction ANSWER DOWNLOAD EXAMIANS APP
Chemical Process In industrial nomenclature, alcohol means Ethanol Methyl alcohol Butyl alcohol Propyl alcohol Ethanol Methyl alcohol Butyl alcohol Propyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Permanent hardness of water is due to the presence of calcium & magnesium None of these Bi-carbonates Sulphates & chlorides Carbonate None of these Bi-carbonates Sulphates & chlorides Carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chloramines are used in water treatment for Disinfection and control of taste & odour Corrosion control Control of bacteria Removing turbidity Disinfection and control of taste & odour Corrosion control Control of bacteria Removing turbidity ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Dacron (or terylene) fibres as compared to nylon's fibres have Better heat & acid resistant properties Poorer dyeability All of these Poorer resistance to alkalis Better heat & acid resistant properties Poorer dyeability All of these Poorer resistance to alkalis ANSWER DOWNLOAD EXAMIANS APP