Chemistry Which metal does not undergo corrosion due to the formation of oxide layer? Copper Iron Zinc Aluminium Copper Iron Zinc Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry One carat of diamond is equal to 250 mg 200 mg 100 mg 150 mg 250 mg 200 mg 100 mg 150 mg ANSWER DOWNLOAD EXAMIANS APP
Chemistry Activated Charcoal is used to remove colouring matter from pure substances by Reduction Adsorption Oxidation Bleaching Reduction Adsorption Oxidation Bleaching ANSWER DOWNLOAD EXAMIANS APP
Chemistry Soap is prepared by boiling caustic soda with Glycerine Kerosene oil Alcohol Fats Glycerine Kerosene oil Alcohol Fats ANSWER DOWNLOAD EXAMIANS APP
Chemistry In its reaction with silver nitrate, C2H2 shows Oxidising property Basic property Reducing property Acidic property Oxidising property Basic property Reducing property Acidic property ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a mixture of potassium nitrate, powdered charcoal and sulphur called? Cement Glass Gun powder Paint Cement Glass Gun powder Paint ANSWER DOWNLOAD EXAMIANS APP
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