Chemistry Muddy water is treated with alum in purification process, itis termed as : Absorption Adsorption Emulsification Coagulation Absorption Adsorption Emulsification Coagulation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is secondary air pollutant ? SO2 NO2 Photochemical smog Dust particles SO2 NO2 Photochemical smog Dust particles ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a preservative to protect processed food? Saccharin Sodium sulphate Sodium metabisulphite BHT Saccharin Sodium sulphate Sodium metabisulphite BHT ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hard water and soft water can be distinguished by using Dilute acid Detergent Liquid soap Ordinary soap Dilute acid Detergent Liquid soap Ordinary soap ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is an iron ore ? Nitrite Lignite Bauxite Magnetite Nitrite Lignite Bauxite Magnetite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The substance most commonly used as a food preservative is Sodium carbonate Sodium salt of benzoic acid Acetic acid Tartaric acid Sodium carbonate Sodium salt of benzoic acid Acetic acid Tartaric acid ANSWER DOWNLOAD EXAMIANS APP
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