Chemical Process Pick out the false statement pertaining to water treatment. 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 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% ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Hydrogen gas is not produced commercially (for nitrogeneous fertiliser manufacture) by Iron-steam reaction Steam reforming of naphtha Its cryogenic separation from coke oven gas Electrolysis of water Iron-steam reaction Steam reforming of naphtha Its cryogenic separation from coke oven gas Electrolysis of water ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following has sodium bicarbonate as its main constituent ? Washing soda Baking soda None of these Baking powder Washing soda Baking soda None of these Baking powder ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Function of sodium thiosulphate (hypo) in development of photographic film/plate is to Remove metallic silver Convert silver chloride to silver Brighten the faint images Remove unexposed silver halide Remove metallic silver Convert silver chloride to silver Brighten the faint images Remove unexposed silver halide ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Frasch process is for Producing helium Making oxygen Mining sulphur Making nitrogen Producing helium Making oxygen Mining sulphur Making nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemical Process The noble gas which occurs most abundantly in the atmosphere is Neon Krypton Argon Helium Neon Krypton Argon Helium ANSWER DOWNLOAD EXAMIANS APP
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