C. ionization energy. D. lattice energy. Arrange the following in order of increasing first ionization energies. The first ionization energy of all elements is greater than zero. The electron affinity of all the elements is less than zero.
Fluorine is the most electronegative element.
All three 4. Select the family of elements that is expected to have the highest electron affinities. A. lanthanides B. alkali metals C. alkaline earths D. halogens 5. Arrange the following in order of increasing lattice energy. Select an appropriate Lewis structure for BrNO, and note the more polar bond in the molecule.