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
Chemistry The major constituent of air is nitrogen hydrogen oxygen carbon dioxide nitrogen hydrogen oxygen carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main chemical constituent of clay is silicon oxide aluminium silicate aluminium borosilicate zeolites silicon oxide aluminium silicate aluminium borosilicate zeolites ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mineral containing both magnesium and calcium is dolomite magnesite carnallite calcite dolomite magnesite carnallite calcite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal does not give H2 on treatment with dilute HCL is Fe Zn Ca Ag Fe Zn Ca Ag ANSWER DOWNLOAD EXAMIANS APP