Question

(1) state the Heisen bergs uncertainty principle ?


(2) what would you meant by dual nature of electron?


(3) the filling of 4s orbital takes place before 3 d . Explain?

Answer 1

1)We can't accurately find position and energy of a electron simultaneously heisen Berg uncertaintly
2)The electron has both partial nature as it has mass and it has wave nature as it skips to lower to higherto lower orbits emits energy as waves
3)