10. Periodic Properties of the Elements

Why is it easier to remove an electron from a sodium (Na) atom than from a magnesium (Mg) atom?

Why does ionization energy tend to increase as you move across a period in the periodic table?

Which element has a higher first ionization energy: potassium (K) or bromine (Br)?

Which of the following best describes the pattern of the first five ionization energies of an element across a period in the periodic table?

How does the shielding effect alter the ionization energy of an atom?

Which one of the following statements is true regarding ionization energies?

Which of the following best describes ionization energy?

Which of the following elements has the highest first ionization energy?

Which equation below represents the second ionization energy of nickel?

Which of the following species would be expected to have the lowest ionization energy?

Which of the following elements has the greatest ionization energy?

Which of the following elements has the highest ionization energy?

Which of the following elements has the largest ionization energy?

Which of the following best describes the trend in ionization energy as you move from left to right across period 2 of the periodic table?