Arrange the following in the decreasing order of property indicated: (i) F, Cl, Br and I (electron affinity) (ii) Mg, Al, Si and Na (ionization energy) (iii) C, N, O and F (second ionization energy)

Arrange the following in the decreasing order of property indicated:

1.	Arrange the following in the decreasing order of property indicated: (i) F, Cl, Br and I (electron affinity) (ii) Mg, Al, Si and Na (ionization energy) (iii) C, N, O and F (second ionization energy)
Answer» tion:S 1 :Na 2 O 2 F>BR.