Chemistry Which one of the following organic compound is used to remove stains of iron compounds? Phthalic acid Benzoic acid Oxalic acid Cinnamic acid Phthalic acid Benzoic acid Oxalic acid Cinnamic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to remove rust stains on cloth? Oxalic acid solution Lime Petrol Kerosene Oxalic acid solution Lime Petrol Kerosene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The inert gases are ____ in water None of these insoluble sparingly soluble soluble None of these insoluble sparingly soluble soluble ANSWER DOWNLOAD EXAMIANS APP
Chemistry If lime water is kept in the air, it turns milky due to presence of : Sulphurdioxide Carbondioxide Nitrogen Oxygen Sulphurdioxide Carbondioxide Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals has least melting point ? Gold Silver Copper Mercury Gold Silver Copper Mercury ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pollutant from motor car exhaust that causes mental disease is Lead Hg SO2 NO2 Lead Hg SO2 NO2 ANSWER DOWNLOAD EXAMIANS APP
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