Chemical Process Deaeration of water in its treatment is necessary, as it None of these Minimises its turbidity Helps in controlling its taste and odour Minimises its corrosiveness None of these Minimises its turbidity Helps in controlling its taste and odour Minimises its corrosiveness ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The most widely used coagulant for removing suspended impurities from water is Alum Bleaching powder Chlorine Calcium sulphate Alum Bleaching powder Chlorine Calcium sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not an insecticide? Sodium flouride Hydrocyanic acid Nicotine Hexane Sodium flouride Hydrocyanic acid Nicotine Hexane ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ process is used for the commercial production of nitric acid by the catalytic oxidation of ammonia. Solvay None of these Haber's Ostwald's Solvay None of these Haber's Ostwald's ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Purity of oxygen used for blowing in steel making L.D. converter is 99.5%. The boiling point of oxygen is about __________ °C. -183 -196 -103 -53 -183 -196 -103 -53 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is a constituent of vinegar? Both A and B Around 1% acetic acid Around 10% alcohol Neither A nor B Both A and B Around 1% acetic acid Around 10% alcohol Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
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