Ap Eapcet
Periodic Table And Periodicity
AP EAPCET 2023 - 15th May Evening Shift
MCQ+1 / -02023
The first ionisation enthalpies of $\mathrm{Na}, \mathrm{Mg}$ and Si are respectively 496, 737 and $786 \mathrm{~kJ} \mathrm{~mol}^{-1}$. What would be the first ionisation enthalpy of Al in $\mathrm{kJ} \mathrm{mol}^{-1}$ ?