Name the block and group in which each of the following elements is located in the periodic table. Then, use the periodic table to name each element. Identify each element as a metal, nonmetal, or metalloid. Finally, describe whether each element has high reactivity or low reactivity.
a. [Xe]4145d96s1
b. [Ne]3s23p5
c. [Ne]3s23p6
d. [Xe]4f66s2