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The electron energy in hydrogen atom is given by En = (-2.18 x 10-18)/n2 J. Calculate the energy required to remove an electron completely from the n=2 orbit. What is the longest wavelength of light in cm that can be used to cause this transition? - Zigya

The electron energy in hydrogen atom is given by E_n = (-2.18 x 10^-18)/n² J. Calculate the energy required to remove an electron completely from the n=2 orbit. What is the longest wavelength of light in cm that can be used to cause this transition?

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