Your Kid Brother's Hint List 1. Group 15 has elements with increasing atomic radii in the order Y, Kc, Jf. C. Nb, and Xt Y is the smallest and Yt is the largest.
2. In the 7th period, the order of decreasing ionization energy is Hn, E. Tu, Xt. Jc. Rc. By, and N. Hn has the largest ionization energy and N has the smallest.
3. Group 14's elements' ionization energies in decreasing order are Sh. Id, Fm. Lb. Me, and Jc Sh has
the largest ionization energy and Jc has the smallest.
4. In the group with 6 valence electrons, the order of increasing electronegativity is Tu, L, M, V. D, and
A. A is the most electronegative, and Tu is the least.
5. The following elements are in the same period but do not include the noble gas. The order of decreasing