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PhysicsModern PhysicsAtomic structureMedium2 minQB

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If R is the Rydberg's constant, the energy of the electron in the 1st excited state of the hydrogen atom is:

Answer:

Solution:

First excited state means $n = 2 : E = - \frac{R c h}{n ^{2}} = - \frac{R c h}{4}$ .

Subject:PhysicsTopic:Modern PhysicsSubtopic:Atomic structure

⏱ 2mℹ️ Source: QB

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