Chemistry Which of the following is used as a preservative to protect processed food? Sodium metabisulphite BHT Sodium sulphate Saccharin Sodium metabisulphite BHT Sodium sulphate Saccharin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of common salt is Sodium Oxide Sodium Bicarbonate Sodium Chloride Sodium Sodium Oxide Sodium Bicarbonate Sodium Chloride Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the principal ore of aluminium ? Bauxite Dolomite Copper Lignite Bauxite Dolomite Copper Lignite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Charcoal is used in water treatment as a/an Absorbent Solvent Coagulant Adsorbent Absorbent Solvent Coagulant Adsorbent ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which substance is used to retard the setting action of cement? Al2O3 CaSO4, 2H2O Na2O + K2O CaO Al2O3 CaSO4, 2H2O Na2O + K2O CaO ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused by SO2 and NO2 CO2and CFCs NO2and particulates SO2 and particulates SO2 and NO2 CO2and CFCs NO2and particulates SO2 and particulates ANSWER DOWNLOAD EXAMIANS APP
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