Question

13
9
saromis number is 3
1. A hydrogen-like ion has ground state binding energy 122.4 e V. Then :
Fr' (b) a photon of 91.8 e V can excite it
Find de
Da 80 e V photon cannot excite it to a higher state.
shell ene
(d) a 108.8 eV photon cannot excite it to higher state.
1 -​

Answer 1

Answer:

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