Chemical Process Which of the following is not an abrasive material ? Bakelite Pumice Corundum Carborundum Bakelite Pumice Corundum Carborundum ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Ceramics are produced from silicates or clayish materials: Which of the following is not a ceramic material? Porcelain/Potteries Glasses Slag cement Teflon Porcelain/Potteries Glasses Slag cement Teflon ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sodium chloride content in sea water is about __________ gms/litre. 50 25 2 10 50 25 2 10 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the exothermic reaction out of the following: CaC₂ + H₂O = Ca(OH)₂ + C₂H₂ MgCO₃ = MgO + CO₂ C + H₂O = CO + H₂ All of these CaC₂ + H₂O = Ca(OH)₂ + C₂H₂ MgCO₃ = MgO + CO₂ C + H₂O = CO + H₂ All of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Absorption of SO₃ in 97% H₂SO₄ is None of these Endothermic Not possible Exothermic None of these Endothermic Not possible Exothermic ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Good quality of edible salt is obtained from brine by the process of Solar evaporation Electrolysis Freeze drying Vacuum evaporation Solar evaporation Electrolysis Freeze drying Vacuum evaporation ANSWER DOWNLOAD EXAMIANS APP
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