Chemical Process Which of the following processes can remove both temporary as well as permanent hardness of water? Distillation Filtration None of these Boiling Distillation Filtration None of these Boiling ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pig iron is produced by blast furnaces in India using mostly the iron ore named Hematite Magnetite Chalcopyrite Siderite Hematite Magnetite Chalcopyrite Siderite ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Common salt is generally not produced commonly by __________ method from brine. Vacuum evaporation Electrolytic Solar evaporation Freeze drying Vacuum evaporation Electrolytic Solar evaporation Freeze drying ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the exothermic reaction out of the following: MgCO₃ = MgO + CO₂ CaC₂ + H₂O = Ca(OH)₂ + C₂H₂ All of these C + H₂O = CO + H₂ MgCO₃ = MgO + CO₂ CaC₂ + H₂O = Ca(OH)₂ + C₂H₂ All of these C + H₂O = CO + H₂ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phenol formaldehyde Employs addition polymerisation Employs condensation polymerisation Is an abrasive material Is a monomer Employs addition polymerisation Employs condensation polymerisation Is an abrasive material Is a monomer ANSWER DOWNLOAD EXAMIANS APP
Chemical Process An alkali metal salt of palmitic acid is known as Alkaloid Soap Detergent Metallic soap Alkaloid Soap Detergent Metallic soap ANSWER DOWNLOAD EXAMIANS APP
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