Chemistry The gas which turns into liquid at the lowest temperature among the following is Hydrogen Helium Nitrogen Oxygen Hydrogen Helium Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common refrigerant in domestic refrigerator is Freon Neon Oxygen Nitrogen Freon Neon Oxygen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of common salt is Sodium Oxide Sodium Chloride Sodium Sodium Bicarbonate Sodium Oxide Sodium Chloride Sodium Sodium Bicarbonate ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a mixture of potassium nitrate, powdered charcoal and sulphur called? Gun powder Paint Glass Cement Gun powder Paint Glass Cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry Combustion of a candle is a/an Endothermic reaction Physical change Exothermic reaction Photochemical reaction Endothermic reaction Physical change Exothermic reaction Photochemical reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry The acid used in lead storage cells is Phosphoric acid Hydrochloric acid Sulphuric acid Nitric acid Phosphoric acid Hydrochloric acid Sulphuric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
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