Calculate the Orbital Bohr Radius of The $n = 2$ Excited State in a Hydrogen Atom

question 13

Multiple Choice

Calculate the orbital Bohr radius of the $n = 2$ excited state in a hydrogen atom. $\left( r _ { 1 } = 0.0529 \mathrm {~nm} \right)$

• A)0.212 nm
• B)0.106 nm
• C)0.170 nm
• D)0.244 nm

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