Chemistry Which of the following is used as non-stick coating for cooking utensils? Polystyrene Perspex Styrofoam Teflon Polystyrene Perspex Styrofoam Teflon ANSWER DOWNLOAD EXAMIANS APP
Chemistry In the electroplating of gold, the electrolyte used is Potassium aurocyanide Gold chloride Gold sulphate Gold nitrate Potassium aurocyanide Gold chloride Gold sulphate Gold nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in dating archaeological findings ? 818O 614C 92235U 13H 818O 614C 92235U 13H ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Vinegar' is a commercial name of Oxalic acid Citric acid Hydrochloric acid Acetic acid Oxalic acid Citric acid Hydrochloric acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion in Ozone layer is caused by ________ . Methane Chlorofluorocarbons Carbon dioxide Nitrous oxide Methane Chlorofluorocarbons Carbon dioxide Nitrous oxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is very reactive and kept in kerosene? Bromine Iodine Sodium Potassium Bromine Iodine Sodium Potassium ANSWER DOWNLOAD EXAMIANS APP
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