Teaching HSSC TGT 2023 Mock Test (Latest Pattern) Chemistry Classification of Elements and Periodicity in Properties Periodicity In Properties
Among halogens, the correct order of amount of energy released in electron gain (electron gain enthalpy) is:
1
F > Cl > Br > I
2
F < Cl < Br < I
3
F < Cl > Br > I
4
F < Cl < Br < I,
5
Not Attempted