Chemical Process Phenol is mainly used As a plasticiser for unsaturated polyster To produce phenol formaldehyde To produce polyester resin To produce benzene As a plasticiser for unsaturated polyster To produce phenol formaldehyde To produce polyester resin To produce benzene ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the exothermic reaction out of the following: All of these C + H₂O = CO + H₂ CaC₂ + H₂O = Ca(OH)₂ + C₂H₂ MgCO₃ = MgO + CO₂ All of these C + H₂O = CO + H₂ CaC₂ + H₂O = Ca(OH)₂ + C₂H₂ MgCO₃ = MgO + CO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Nicotine is Obtained by treating by-products of the tobacco processing industry A volatile alkaloid Both A and B Neither A nor B Obtained by treating by-products of the tobacco processing industry A volatile alkaloid Both A and B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphuric acid solution having a specific gravity of 1.20 at room temperature is used mainly for the Car battery solution Water treatment Fertiliser manufacture Synthesis of oleum Car battery solution Water treatment Fertiliser manufacture Synthesis of oleum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Portland cement consists mainly of CaO & FE₂O₃ CaO & Al2O₃ SiO₂ & Al2O₃ CaO & SiO₂ CaO & FE₂O₃ CaO & Al2O₃ SiO₂ & Al2O₃ CaO & SiO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Low purity oxygen is used for Cutting and welding of metals L.D. steel making Chemical oxidation processes Medicinal purposes Cutting and welding of metals L.D. steel making Chemical oxidation processes Medicinal purposes ANSWER DOWNLOAD EXAMIANS APP