Chemical Process Sulphur removal by heating of pyrite ore in presence of air is called its Calcination Smelting Roasting Reduction Calcination Smelting Roasting Reduction ANSWER DOWNLOAD EXAMIANS APP
Chemical Process Which of the following is used as a binding material in soap to improve soap texture? Borax Rosin Benzyl acetate Sodium carbonate Borax Rosin Benzyl acetate Sodium carbonate ANSWER DOWNLOAD EXAMIANS APP
Chemical Process All enzymes are made of Amino acids Carbohydrates Proteins Fats Amino acids Carbohydrates Proteins Fats ANSWER DOWNLOAD EXAMIANS APP
Chemical Process __________ is used as a flux in the extraction of iron from iron ore (hametite) in blast furnace. Manganese Limestone Quartz Bauxite Manganese Limestone Quartz Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemical Process A mineral is termed as 'ore', if The metal present in it is costly A metal can be economically extracted from it All of these It contains ≥ 40% metal The metal present in it is costly A metal can be economically extracted from it All of these It contains ≥ 40% metal ANSWER DOWNLOAD EXAMIANS APP
Chemical Process An alkali metal salt of palmitic acid is known as Metallic soap Detergent Alkaloid Soap Metallic soap Detergent Alkaloid Soap ANSWER DOWNLOAD EXAMIANS APP
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