Chemical Process Pick out the false statement pertaining to water treatment. Aeration of water is effective in CO₂ removal Water with pH value less than 7, is acidic The zeolite water softening process reduces the hardness of water by not more than 50% Sodium sulphate or sodium carbonate do not cause hardness in water Aeration of water is effective in CO₂ removal Water with pH value less than 7, is acidic The zeolite water softening process reduces the hardness of water by not more than 50% Sodium sulphate or sodium carbonate do not cause hardness in water ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The catalyst used in the manufacture of DDT is 20% oleum Alumina Aluminium chloride Silica 20% oleum Alumina Aluminium chloride Silica ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Permanent hardness of water can be removed by Simply boiling All of these Adding alum Passing it through cation & anion exchangers Simply boiling All of these Adding alum Passing it through cation & anion exchangers ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Direct conversion of chemical energy into electrical energy is done in a Magnetohydrodynamic (MHD) generator None of these Fuel cell Fast breeder reactor Magnetohydrodynamic (MHD) generator None of these Fuel cell Fast breeder reactor ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Absorption of SO₃ in 97% H₂SO₄ is Exothermic None of these Not possible Endothermic Exothermic None of these Not possible Endothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Phenol formaldehyde Employs condensation polymerisation Is a monomer Is an abrasive material Employs addition polymerisation Employs condensation polymerisation Is a monomer Is an abrasive material Employs addition polymerisation ANSWER DOWNLOAD EXAMIANS APP
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