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n = \(\alpha\) 0.06eV
E=3 -1.6eV
E=2 -3.7eV
E=1 -5.5eV
E=0 -10.4eV

The energy levels in the mercury atom is illustrated in the table above. Calculate the ionisation energy of the atom.

A.

+21.2eV

B.

+10.4eV

C.

-10.4eV

D.

-21.2eV

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Correct answer is B

No explanation has been provided for this answer.

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