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