Chemistry Who modified Bohr's theory by introducing elliptical orbits for electron path Sommerfeld Hund Rutherford Thomson Sommerfeld Hund Rutherford Thomson ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to remove ink and rust stains on cloth? Oxalic acid Kerosene oil Ether Alcohol Oxalic acid Kerosene oil Ether Alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nucleus of a hydrogen atom consists of 1 proton + 2 neutron 1 proton only 1 neutron only 1 electron only 1 proton + 2 neutron 1 proton only 1 neutron only 1 electron only 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 magnetic separation liquation levigation leaching magnetic separation liquation levigation leaching ANSWER DOWNLOAD EXAMIANS APP
Chemistry In chemical terms, what are alums used for purifying water for drinking purposes ? Double nitrate Nitrates of aluminium Double sulphates Hydrated chlorides Double nitrate Nitrates of aluminium Double sulphates Hydrated chlorides ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sodium Carbonate is commonly known as Washing Soda Caustic Potash Baking Soda Caustic Soda Washing Soda Caustic Potash Baking Soda Caustic Soda ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS