What is the correct answer?


In the lowest orbit, the binding energy of an electron in hydrogen atom is 13.6 eV. The energy required to take out the electron from the lower three orbits in (eV) will be:

A. 13.6, 6.8, 8.4

B. 13.6, 10.2, 3.4

C. 13.6, 27.2, 40.8

D. 13.6, 3.4, 1.5

Correct Answer :

D. 13.6, 3.4, 1.5

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