121. (a) Estimate the ground state energy of an electron in an atom by treating it as if it were in an infinite square well (1D) of width equal to an atomic diameter of $10^{-10} \, \text{m}$.(b) Estimate the ground state energy of an $\alpha$ particle in a nucleus by treating it as if it were in an infinite square well (1D) of width equal to a nuclear diameter of $10^{-14} \, \text{m}$.(c) Estimate the ground state energy of an electron in a nucleus by treating it as if it were in an infinite square well (1D) of width equal to a nuclear diameter of $10^{-14} \, \text{m}$.

a) Given, width of infinite potential well is, L=10-10m mass of an electron is, me=9.1×10-31kg So…

Answered: 121. (a) Estimate the ground state…

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