Periodic Trends

What type of ions do metals form?

What type of ion do nonmetals form?

What happens to the atom on the subatomic level that causes a cation to form?

• gains electrons

• gains protons

• loses electrons

• loses protons

What happens to an atom on a subatomic level that causes an anion to form?

• gains electrons

• gains protons

• loses electrons

• loses protons

How would you describe the ionization energy of a metal?

• low ionization energy
• high ionization energy

• no ionization energy

• can't be calculated

How would you describe the ionization energy of a nonmetal?

• low ionization energy
• high ionization energy

• no ionization energy

• can't be calculated

How does our knowledge of ions support the ionization trend we see on the Periodic Table? Talk about the concepts relating to the previous questions in your response.

Indicate the trend for ionization energy in a group and period.

Which trend follows the same pattern as Ionization Energy in the groups and periods on the Periodic Table?

• Atomic Radius

• Electronegativity

• Metallic Character

• None of the above

Which element on the Periodic Table has the lowest ionization energy? (element symbol)