Question

Using the bohr's model, calculate the speed of the electron in a h atom in n=1,2

Answer 1

Velocity of electron in nth orbit = (2.18 ×10^6×Z)÷n m/s
where
Z = at. no.
here
n = 1 , 2
hence VELOCITY = 2.18 ×10^6 and 5.26×10^6 m/s RESPECTIVELY