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

Options

(a) 3.4 eV
(b) 4.53 eV
(c) 10.2 eV
(d) 13.6 eV

Correct Answer:

10.2 eV

Explanation:

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