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The ionisation energy of hydrogen is 13....

The ionisation energy of hydrogen is 13.6 eV . The energy of the photon released when an electron jumps from the first excited state (n=2) to the ground state of hydrogen atom is

A

3.4 eV

B

4.53 eV

C

10.2 eV

D

13.6 eV

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The correct Answer is:
C
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