Chemical Process The function of gypsum addition during cement making is to Decrease the cement setting rate Both A and B Increase the density of cement Neither A nor B Decrease the cement setting rate Both A and B Increase the density of cement Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which catalyst is used in the manufacture of ethylene oxide by oxidation of ethylene? ZnCl₂ AgO Al2O₃ FE₂O₃ ZnCl₂ AgO Al2O₃ FE₂O₃ ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sucrose is a None of these Polysacchride Monosacchride Disacchride None of these Polysacchride Monosacchride Disacchride ANSWER DOWNLOAD EXAMIANS APP
Chemical Process During the absorption of HCl gas in water (to produce liquid HCl), the gas is kept above dew point to None of these Avoid corrosion Increase the rate of absorption Reduce the cooling water circulation rate None of these Avoid corrosion Increase the rate of absorption Reduce the cooling water circulation rate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Chlorine gas is produced by the electrolysis of brine (NaCl solution with solid NaCl make up) in mercury electrolytic cell. Which of the following is the anodic reaction? Oxidation of Cl- ions Reduction of Cl- ions Reduction of Na+ ions Oxidation of Na+ ions Oxidation of Cl- ions Reduction of Cl- ions Reduction of Na+ ions Oxidation of Na+ ions ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following additives/water proofing agents is added to lower the hydrophilic (moisture loving) characteristic of cement? Xanthates Formic acid Stearic acid Calcium & aluminium stearate Xanthates Formic acid Stearic acid Calcium & aluminium stearate ANSWER DOWNLOAD EXAMIANS APP
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