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Class 11 NEET Chemistry Structure Of Atom Questions

Section: Chemistry

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Question : 7 of 86

Marks: +1, -0

The energy of an electron in the ground state (n=1) for He+ion is −xJ, then that for an electron in n=2 state for Be3+ ion in J is

−x
−‌
x
9
−4x
−‌
4
9
x

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