10. Periodic Properties of the Elements

Which of the following elements has the smallest atomic radius?

Which of the following correctly ranks the atoms Li, Al, Be, Ba, and O in order of increasing atomic radius (smallest to largest)?

Which of the following transition metals would be expected to have the smallest atomic radius?

Why does the atomic radius decrease as you move from left to right across a period in the periodic table?

Which of the following best describes the trend in atomic radius as you move across a period from left to right on the periodic table?

As electrons are added to a shell within the same principal energy level, how does the atomic radius typically change?

Which of the following best describes how atomic radius changes as you move down a group in the periodic table?

How does atomic radius change from left to right across a period in the periodic table?

As you move down Group 1 in the periodic table, how does the atomic radius of the elements change?

How do atomic radii change as you move from the top to the bottom of a group in the periodic table?

What happens to the atomic radius of elements as you move from left to right across a period on the periodic table?

Which of the following elements has a larger atomic radius than sulfur (S)?

Which of the following elements has a larger atomic radius than sulfur (S)?

Which of the following properties decreases from left to right across a period in the periodic table?

Why does atomic radius increase as you move down a group in the periodic table?