2. what trend would you predict for the next ten years for each region

Asingle atom of an element has 21 neutrons, 20 electrons, and 20 protons. which element is it? ok o z

In pqr m< p=60 m< q= 30 and m

An atom's configuration based on its number of electrons ends at 3p4. another atom has seven more electrons. starting at 3p, what is the remaining configuration? 3p63d34s2 3p43d54s2 3p64s23d3 3p44s23d