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Energy of a photon is 1.5 eV/atom. The wavelength of the photon is equal to
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a
8266nm
b
82.66nm
c
82660nm
d
826.6nm
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Correct option is D
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)Similar Questions
Statement I ; According to Planck's theory, emission of radiation is discontinuous
Statement II ; According to Planck's theory, energy emitted by radiations is quantized
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