Teaching HTET TGT Level 2 - 2024 Mock Test Chemistry Classification of Elements and Periodicity in Properties Periodicity In Properties
For elements Na, Mg, Al, Si, P, S, and Cl, the correct order of first ionization enthalpy is:
1
Na < Mg < Al < Si < P < S < Cl
2
Na < Al < Mg < Si < S < P < Cl
3
Na < Mg < Al < Si < S < P < Cl
4
Na < Mg < Si < Al < S < P < Cl