Chemistry White phosphorus is always kept under Kerosene Ether Benzene Water Kerosene Ether Benzene Water ANSWER DOWNLOAD EXAMIANS APP
Chemistry In arc welding, Argon is used because of its Low reactivity with metal High flammability Ability to lower the melting point of the metal High calorific value Low reactivity with metal High flammability Ability to lower the melting point of the metal High calorific value ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element required for solar energy conversion ? Beryllium Tantalum Silicon Ultra pure carbon Beryllium Tantalum Silicon Ultra pure carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to make light weight, but strong plastic ? Nylon Methyl Methacrylate Polyvinyl Chloride Polythene Nylon Methyl Methacrylate Polyvinyl Chloride Polythene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The method of concentrating the ore which makes use of the difference in density between ore and impurities is called levigation liquation leaching magnetic separation levigation liquation leaching magnetic separation ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mineral containing both magnesium and calcium is carnallite magnesite calcite dolomite carnallite magnesite calcite dolomite ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS