Chemistry Who modified Bohr's theory by introducing elliptical orbits for electron path Rutherford Hund Thomson Sommerfeld Rutherford Hund Thomson Sommerfeld ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the process is known as nitrification? Reaction of Nitrogen Monoxide with oxygen to form nitric acid Conversion of ammonia to nitrites Conversion of nitrite to nitric oxide Reaction of nitrogen dioxide with water to form nitric acid Reaction of Nitrogen Monoxide with oxygen to form nitric acid Conversion of ammonia to nitrites Conversion of nitrite to nitric oxide Reaction of nitrogen dioxide with water to form nitric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry J.J. Thomson’s proposed model of atom is generally called ________ model. Cream and cake Cream and pudding Plum and cake Plum and pudding Cream and cake Cream and pudding Plum and cake Plum and pudding ANSWER DOWNLOAD EXAMIANS APP
Chemistry If water smells bad, then that odour can be removed by adding Activated carbon Alum Bleach Deactivated nitrogen Activated carbon Alum Bleach Deactivated nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The two metal ions that cause hardness to water are: Calcium, Magnesium Sodium, Potassium Sodium, Calcium Sodium, Magnesium Calcium, Magnesium Sodium, Potassium Sodium, Calcium Sodium, Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most suitable vessel for storing concentrated sulphuric acid is Aluminium vessel Glass vessel Earthen vessel Copper vessel Aluminium vessel Glass vessel Earthen vessel Copper vessel ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS