10. Periodic Properties of the Elements

Which of the following elements has the largest atomic radius?

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

Which of the following best explains why the atomic radius increases as you move down a group in the periodic table?

Which factor is primarily responsible for the decrease in atomic radius as you move from left to right across a period in the periodic table?

Which characteristic is shared by all elements in the same period of the periodic table?

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

Which group in the periodic table contains elements with the smallest atomic radius?

Which of the following elements has the largest atomic radius?

As the atomic number increases from left to right across a period in the periodic table, what happens to the atomic radius of the elements?

Which of the following best explains why atomic radius increases as you move down a group in the periodic table?

Which of the following is an observed trend in atomic radii across the periodic table?

Which statement best describes the general trend in atomic radius for elements within the same group of the periodic table?

As you move down a group (family) on the periodic table, what happens to the atomic radius of the elements?

Why do both atomic size and ionic size increase as you move down a group in the periodic table?

Which trend is observed in the atomic radii of main-group elements as you move from left to right across a period in the periodic table?