Question

the photon have wavelength of 1000 angstroms what is the energy in electron volt​

Answer 1

Answer:

Energy of photon is given by,

E=h×ν

ν=

λ

c

, E=1eV=1.602×10

−19

J

1.602×10

−19

J=6.63×10

−34

λ

3×10

8

λ=1.24×10

−8

m