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Periodic Table And Periodicity

AP EAPCET 2022 - 4th July Evening Shift

MCQ+1 / -02022

In second period of the long form of the periodic table an element \(X\) has second lowest first ionisation enthalpy and element \(Y\) has second highest first ionisation enthalpy values. What are \(X\) and \(Y\) ?

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