Chemical Process Which of the following processes can remove both temporary as well as permanent hardness of water? Distillation Boiling None of these Filtration Distillation Boiling None of these Filtration ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is not responsible for causing permanent hardness of water? MgCl₂ Ca(HCO₃)₂ CaCl₂ None of these MgCl₂ Ca(HCO₃)₂ CaCl₂ None of these ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Function of sodium thiosulphate (hypo) in development of photographic film/plate is to Remove unexposed silver halide Brighten the faint images Convert silver chloride to silver Remove metallic silver Remove unexposed silver halide Brighten the faint images Convert silver chloride to silver Remove metallic silver ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Liquor poisoning generally occurs due to the presence of __________ in it. Methyl alcohol Ethyl alcohol Impurities Carbonic acid Methyl alcohol Ethyl alcohol Impurities Carbonic acid ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Sulphur removal by heating of pyrite ore in presence of air is called its Reduction Roasting Smelting Calcination Reduction Roasting Smelting Calcination ANSWER DOWNLOAD EXAMIANS APP
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