Chemical Process Ultimate analysis of coal determines its __________ content. Carbon, hydrogen, nitrogen & sulphur Carbon, sulphur, volatile matter & ash Carbon, volatile matter, ash & moisture Carbon, ash, sulphur & nitrogen Carbon, hydrogen, nitrogen & sulphur Carbon, sulphur, volatile matter & ash Carbon, volatile matter, ash & moisture Carbon, ash, sulphur & nitrogen 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? Calcium & aluminium stearate Stearic acid Xanthates Formic acid Calcium & aluminium stearate Stearic acid Xanthates Formic acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The function of gypsum addition during cement making is to Neither A nor B Decrease the cement setting rate Increase the density of cement Both A and B Neither A nor B Decrease the cement setting rate Increase the density of cement Both A and B 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 Na+ ions Reduction of Cl- ions Oxidation of Cl- ions Reduction of Na+ ions Oxidation of Na+ ions Reduction of Cl- ions Oxidation of Cl- ions Reduction of Na+ ions ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not required in the manufacture of soda ash by Solvay process? None of these Nitric acid Limestone Ammonia None of these Nitric acid Limestone Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is used as a catalyst in fat splitting. Ni ZnO V₂O₅ FeO Ni ZnO V₂O₅ FeO ANSWER DOWNLOAD EXAMIANS APP
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