For a hydrogen atom in the ground state

PHYSICS · Subjective · A Level · Physics · Particles and radiation · Particles and radiation

Problem

For a hydrogen atom in the ground state, calculate the minimum wavelength of light that can raise the electron to the n=3n = 3 level. (Take h=6.63×10−34 J sh = 6.63 \times 10^{-34}\,\text{J s}, c=3.00×108 m s−1c = 3.00 \times 10^{8}\,\text{m s}^{-1}, 1 eV=1.602×10−19 J1\,\text{eV} = 1.602 \times 10^{-19}\,\text{J}.)

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