Chemistry Which of the following is used to increase the anti-knocking property of petrol ? Triethyl lead Tetramethyl lead Trimethyl lead Tetraethyl lead Triethyl lead Tetramethyl lead Trimethyl lead Tetraethyl lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following minerals is found in pure form? Manganese Bauxite Iron Copper Manganese Bauxite Iron Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The manufacture of iron from iron ore involves the process of Reduction Electrolysis Fractional distillation Oxidation Reduction Electrolysis Fractional distillation Oxidation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used for refrigeration? Sulphur dioxide Freon Chlorine Phosphine Sulphur dioxide Freon Chlorine Phosphine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of rat poison is Potassium cyanide Lead nitrate Zinc oxide Zinc phosphide Potassium cyanide Lead nitrate Zinc oxide Zinc phosphide ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the second largest component in milk ? Water Minerals Fat Sugar Water Minerals Fat Sugar ANSWER DOWNLOAD EXAMIANS APP
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