Ap Eapcet
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 \(Y\) ?
