Chemical Process Phenol formaldehyde Is an abrasive material Employs addition polymerisation Employs condensation polymerisation Is a monomer Is an abrasive material Employs addition polymerisation Employs condensation polymerisation Is a monomer ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is the major constituent of the Portland cement. Calcium sulphate Calcium carbonate Calcium oxide Tricalcium silicate Calcium sulphate Calcium carbonate Calcium oxide Tricalcium silicate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is the second major component of cement? Al₂O₃ Fe₂O₃ SiO₂ CaO Al₂O₃ Fe₂O₃ SiO₂ CaO ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Boiling of water containing temporary hardness produces CaSO₄ CaHCO₃ None of these CO₂ CaSO₄ CaHCO₃ None of these CO₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Glycerine is recovered from lye by Extractive distillation technique Evaporation followed by vacuum distillation None of these Liquid extraction technique Extractive distillation technique Evaporation followed by vacuum distillation None of these Liquid extraction technique ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Fumigant insecticides Emit poisonous vapour Kill insects, when they eat it Are absorbed throughout the plant None of these Emit poisonous vapour Kill insects, when they eat it Are absorbed throughout the plant None of these ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS