Question
Asked Dec 28, 2019
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A photon with energy 2.28 eV is absorbed by a hydrogen atom. Find (a) the minimum n for a hydrogen atom that can be ionized by such a photon and (b) the speed of the electron released from the state in part (a) when it is far from the nucleus.

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Expert Answer

Step 1

a)

the energy of the hydrogen atom at n the level is ,

Physics homework question answer, step 1, image 1
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Step 2

substitute 2 and 3 for n to calculate the magnitude corresponding  levels of energy 

Physics homework question answer, step 2, image 1
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Step 3

thus , by calculating the incoming photon with energy 2.28 eV can ionize the hydrogen atom to third level since the...

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