A) 54.4 eV
B) 24.6 eV
C) 32.2 eV
D) 42.2 eV
Correct Answer: B
Solution :
After removal of one electron, remaining atom is hydrogen like. Its energy in first orbit is: \[E=-{{2}^{2}}(13.6)=-54.4\,eV\] So, binding energy = 79 - 54.4 = 24.6 eVYou need to login to perform this action.
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