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