Which statement describes a periodic trend of atomic radius?

A. It tends to decrease from top to bottom of a group.
B. It remains the same within a period.
C. It tends to decrease from left to right across a period.
D. It remains the same within a group.



Answer :

Final answer:

Atomic radius trends are important in chemistry, as they follow specific patterns on the periodic table.


Explanation:

Atomic radius is a fundamental concept in chemistry, and it follows certain trends on the periodic table. The metallic trend correlates with atomic radius, increasing down a group and decreasing across a period. This is due to the number of valence electrons and effective nuclear charge.


Learn more about atomic radius trends here:

https://brainly.com/question/43883338