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PhysicsModern PhysicsAtomic structureEasy2 minPYQ_2012

PhysicsEasysingle choice

Hydrogen atom is excited from ground state to another state with principal quantum number equal to $4$ . Then the number of spectral lines in the emission spectra will be

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Solution:

Number of spectral lines from a state $n$ to ground state is $= \frac{n ( n - 1 )}{2} = 6.$

Stream:JEESubject:PhysicsTopic:Modern PhysicsSubtopic:Atomic structure

⏱ 2mℹ️ Source: PYQ_2012

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