Chemistry Who modified Bohr's theory by introducing elliptical orbits for electron path Sommerfeld Rutherford Thomson Hund Sommerfeld Rutherford Thomson Hund ANSWER DOWNLOAD EXAMIANS APP
Chemistry Limestone is a raw material used by which industry? Cement Fertilizers Petrochemicals Aluminium Cement Fertilizers Petrochemicals Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used in making smoke bombs? Hydrogen Sulphur Phosphorus Carbon Hydrogen Sulphur Phosphorus Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most common cause of pollution of air is Carbon monoxide Carbon dioxide Sulphur dioxide Smoke Carbon monoxide Carbon dioxide Sulphur dioxide Smoke ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mercury is a : Solid metal Liquid non-metal Liquid metal Solid non-metal Solid metal Liquid non-metal Liquid metal Solid non-metal ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the chemical symbol of mercury Hg None of these Mr Mg Hg None of these Mr Mg ANSWER DOWNLOAD EXAMIANS APP