Question

How much energy is released when an electron works from n-4 to n-2 in Hydrogen

Answer 1

Answer:

Energy emitted when an electron makes a transition from a higher energy level to a lower energy level is given by:

E

emitted

=13.6eV×(

n

1

2

1

−

n

2

2

1

), where n

2

is the higher energy level and n

1

is the lower energy level.

Therefore, E=13.6eV×(

4

1

−

16

1

)=2.55eV=4.08×10

−19

J.