First slide
Plancks Quantum theory, Black body radiations
Question

Energy of a photon is 1.5 eV/atom. The wavelength of the photon is equal to

Moderate
Solution

E=hCλ; E=1.5 ev/atom;  1.5×1.602×10-19J=6.625×10-34J×3×108m/sλ; λ=8.26×10-7m=826.6 nm;                         or λ(nm)=1240E(ev/atom)

Get Instant Solutions
When in doubt download our app. Now available Google Play Store- Doubts App
Download Now
Doubts App