Chemistry When lime juice is dropped on baking soda, brisk effervescence takes place because the gas evolved is All of them Oxygen Hydrogen Carbon dioxide All of them Oxygen Hydrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The ‘Green House effect’ is produced due to the presence of excess amount of Methane Carbon monoxide Sulphur dioxide Nitrogen dioxide Methane Carbon monoxide Sulphur dioxide Nitrogen dioxide 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 leaching liquation magnetic separation levigation leaching liquation magnetic separation levigation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which colour is produce by Arsenic during flame test Red Crimson Green Blue Red Crimson Green Blue ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of waves in n x 10th Bohr's orbit are n n2 n-2 n3 n n2 n-2 n3 ANSWER DOWNLOAD EXAMIANS APP