Chemistry The high reactivity of fluorine is due to small size of fluorine atom its high electro negativity strong F - F bond availability of d-orbitals small size of fluorine atom its high electro negativity strong F - F bond availability of d-orbitals ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore magnetite consists of Fe2O3 3Fe2O3 .. 3H2O Fe3OH4 FeCO3 Fe2O3 3Fe2O3 .. 3H2O Fe3OH4 FeCO3 ANSWER DOWNLOAD EXAMIANS APP
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 7.2 x 5x/36 x/6 5x 7.2 x 5x/36 x/6 5x ANSWER DOWNLOAD EXAMIANS APP
Chemistry The major constituent of air is carbon dioxide oxygen nitrogen hydrogen carbon dioxide oxygen nitrogen hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main chemical constituent of clay is aluminium borosilicate silicon oxide aluminium silicate zeolites aluminium borosilicate silicon oxide aluminium silicate zeolites ANSWER DOWNLOAD EXAMIANS APP