Chemistry The polymer obtained by the condensation of hexamethylene diamine and adipic acid is : Bakelite Terylene Tollen's Nylon 66 Bakelite Terylene Tollen's Nylon 66 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a chemical reaction'? Conversion of water into steam Digestion of food Burning of coal Burning of paper Conversion of water into steam Digestion of food Burning of coal Burning of paper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal does not undergo corrosion due to the formation of oxide layer? Iron Aluminium Zinc Copper Iron Aluminium Zinc Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The three elements most needed in common fertilisers are : Calcium, Phosphorous and Potassium Phosphorous, Sodium and Nitrogen Nitrogen, Potassium and Phosphorous Sulphur, Phosphorous and Sodium Calcium, Phosphorous and Potassium Phosphorous, Sodium and Nitrogen Nitrogen, Potassium and Phosphorous Sulphur, Phosphorous and Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals causes Itai-Itai disease ? Chromium Cobalt Copper Cadmium Chromium Cobalt Copper Cadmium ANSWER DOWNLOAD EXAMIANS APP
Chemistry One property of ammonia is Its aqueous solution turns red litmus blue It is insoluble in water It is a odourless gas It is a yellowish gas Its aqueous solution turns red litmus blue It is insoluble in water It is a odourless gas It is a yellowish gas ANSWER DOWNLOAD EXAMIANS APP
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