Chemistry Which among the following stage is suitable indicator when solution of sodium carbonate is mixed with sulphuric acid ? Methyl red Methyl orange Methylene blue Phenolphthaline Methyl red Methyl orange Methylene blue Phenolphthaline ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a man-made source of air pollution ? Bacterial action in soil and swamp areas Forest fire All of these Automobile exhaust Bacterial action in soil and swamp areas Forest fire All of these Automobile exhaust ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that usually causes explosions in coal mines is Carbon monoxide Air Hydrogen Methane Carbon monoxide Air Hydrogen Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals has least melting point ? Silver Gold Mercury Copper Silver Gold Mercury Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The unit of ionic product of water (Kw) is : Mol-1 let-2 Mol-1 let-1 Mol2 let-1 Mol2 let-2 Mol-1 let-2 Mol-1 let-1 Mol2 let-1 Mol2 let-2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Most commonly used bleaching agent is Sodium chloride Chlorine Alcohol Carbon dioxide Sodium chloride Chlorine Alcohol Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
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