The Red Light from a HeNe Laboratory Laser Results from a Transition

Multiple Choice

The red light from a HeNe laboratory laser results from a transition in Ne.Determine the wavelength of the light given off if the energy difference between states is 1.08 eV.(h = 6.63 × 10−³⁴ J⋅s,c = 3.00 × 10⁸ m/s,1 eV = 1.60 × 10−¹⁹ J,and 1 nm = 10−⁹ m)

A) 383 nm
B) 1840 nm
C) 1150 nm
D) 1340 nm
E) ​203 nm