Chemistry Maximum permissible concentration of total hardness in drinking water is 200 50 500 100 200 50 500 100 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is extracted from sea water? Beryllium Magnesium Aluminium Potassium Beryllium Magnesium Aluminium Potassium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vulcanization of rubber is carried out by adding Carbon Ozone Phosphorus Sulphur Carbon Ozone Phosphorus Sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical composition of cement is Limestone and Gypsum Limestone and Clay Limestone, Clay and Gypsum Clay and Gypsum Limestone and Gypsum Limestone and Clay Limestone, Clay and Gypsum Clay and Gypsum ANSWER DOWNLOAD EXAMIANS APP
Chemistry In silvery paints, the main constituent present is Silver powder White lead Lead powder Aluminium powder Silver powder White lead Lead powder Aluminium powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ionisation energy of hydrogen atom in the ground state is x KJ. The energy required for an electron to jump from 2nd orbit to 3rd orbit is 5x/36 7.2 x 5x x/6 5x/36 7.2 x 5x x/6 ANSWER DOWNLOAD EXAMIANS APP
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