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Q.

The potential energy of the electron present in the ground state of Be3+ ion is represented by:

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a

−eπϵ0r

b

−e2πϵ0r

c

+e2πϵ0r

d

−e2πϵ0r2

answer is D.

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Detailed Solution

The value of potential energy;

PE=−e×4e4πε0×r =−e2πε0r

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