10. Periodic Properties of the Elements

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

Which trend is observed in the atomic radii of main-group elements as you move down a group in the periodic table?

Which of the following elements has the largest atomic radius?

How does the atomic radius change as you move from the top to the bottom of a chemical family (group) in the periodic table?

As we move down a group in the periodic table, how does the atomic radius of the elements change?

Consider the alkali metals in the periodic table. Which element has the smallest atomic radius?

As you move across a period from left to right on the periodic table, what happens to the atomic radius of the elements?

Which of the following atoms has the largest atomic radius?

Which of the following elements has the largest atomic radius?

How does increasing the number of energy levels (principal quantum number, n) affect the atomic radius of an atom?

How does the atomic radius of an atom affect its ability to attract additional electrons?

Which reason explains why atomic radius increases as you go down a group in the periodic table?

Which of the following best describes the general trend for atomic radius across a period and down a group in the periodic table?

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

Which of the following sequences correctly represents the trend in atomic radius size for the elements Na, Mg, and Al in the same period?