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Which electronic level would allow the hydrogen atom to absorb a photon but not to emit a photon ? a. 3s b. 2p c. 2s d. 1s

Which electronic level would allow the hydrogen atom to absorb a photon but not to emit a photon ?
a. 3s
b. 2p
c. 2s
d. 1s

Grade:10

1 Answers

Jitender Pal
askIITians Faculty 365 Points
9 years ago
When electron jumps to lower orbit photons are emitted while photons are absorbed when electron jumps to higher orbit. 1s orbital is the lower most, electron in this orbital can absorb photons but cannot emit.

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