Chemical Process Pick out the false statement pertaining to water treatment. Sodium sulphate or sodium carbonate do not cause hardness in water The zeolite water softening process reduces the hardness of water by not more than 50% Water with pH value less than 7, is acidic Aeration of water is effective in CO₂ removal Sodium sulphate or sodium carbonate do not cause hardness in water The zeolite water softening process reduces the hardness of water by not more than 50% Water with pH value less than 7, is acidic Aeration of water is effective in CO₂ removal ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Raw materials used for producing __________ cement does not contain iron oxide. Slag Pozzolan White Waterproof Slag Pozzolan White Waterproof ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Adipic acid is an intermediate in the manufacture of Bakelite Perspex Polystyrene Nylon-66 Bakelite Perspex Polystyrene Nylon-66 ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is a constituent of vinegar? Both A and B Neither A nor B Around 1% acetic acid Around 10% alcohol Both A and B Neither A nor B Around 1% acetic acid Around 10% alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Nickel is not used as a catalyst in the Ostwald's process of HNO₃ manufacture Hydrogenation of oil Shift conversion Fischer-Tropsch process Ostwald's process of HNO₃ manufacture Hydrogenation of oil Shift conversion Fischer-Tropsch process ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Pick out the wrong statement. Iodine value of an oil or fat is Independent of the type of oil, whether it is drying or non-drying Helpful in findings its adulteration & its suitability for making soap A measure of its unsaturation The number of grams of iodine taken up by 100 gm of oil or fat Independent of the type of oil, whether it is drying or non-drying Helpful in findings its adulteration & its suitability for making soap A measure of its unsaturation The number of grams of iodine taken up by 100 gm of oil or fat ANSWER DOWNLOAD EXAMIANS APP
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