Question 19 of 25 Which sentence best explains the observed trend in atomic radius as you
move down the periodic table?
A. The more neutrons a nucleus has the larger the atomic radius.
B. The more energy levels that are occupied by electrons, the larger
the atomic radius.
C. The more core electrons an atom has, the smaller the atomic
radius.
D. The more paired electrons there are, the smaller the atomic radius.
SUBMI

sentence B.

Explanation:

The number of energy levels increases as you move down a group as the number of electrons increases.  Each subsequent energy level is further from the nucleus than the last.  Therefore, the atomic radius increases as the group and energy levels increase.

a plasma is a warm ionized gasoline consisting of approximately equal numbers of definitely charged ions and negatively charged electrons. the characteristics of plasmas are notably unique from the ones of ordinary neutral gases in order that plasmas are considered a awesome "fourth kingdom of remember."

chemistry sucks a**

explanation: