Chemistry Which of the following is a natural polymer? Polythene Bakelite Starch Nylon Polythene Bakelite Starch Nylon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The Refrigerant 'FREON' is Hydrofluosilicic Acid Difluoro Dichloro Methane Calcium Tetra Fluoride Fluorspar and Felspar Hydrofluosilicic Acid Difluoro Dichloro Methane Calcium Tetra Fluoride Fluorspar and Felspar ANSWER DOWNLOAD EXAMIANS APP
Chemistry Major portion of the earth’s crust is mainly constituted by Silicon and Iron Oxygen and Silicon Silicon and Aluminium Oxygen and Iron Silicon and Iron Oxygen and Silicon Silicon and Aluminium Oxygen and Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for filling weather balloons is Helium Air Hydrogen Nitrogen Helium Air Hydrogen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a mixture of potassium nitrate, powdered charcoal and sulphur called? Cement Gun powder Paint Glass Cement Gun powder Paint Glass ANSWER DOWNLOAD EXAMIANS APP
Chemistry In its reaction with silver nitrate, C2H2 shows Reducing property Basic property Oxidising property Acidic property Reducing property Basic property Oxidising property Acidic property ANSWER DOWNLOAD EXAMIANS APP
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