Question

(a) first
(b) second
(c) third
(d) fourth
5. What is the potential energy of an electron present in N-shell of the Be 2+ ion?
(a) -3.4 eV
(b) -6.8 eV
(c) -13,6 V
d)
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Answer 1

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(c) -13,6 V

Answer 2

Answer:

(c) -13,6 V

Explanation: