1. What is the difference between groups and periods on the periodic table? How many
groups and periods are there?
2. What groups are Alkali Metals, Alkali Earth Metals, Halogens, and Noble Gases in?
3. You have an element sample that can be squished, pulled, bent, and is great at
conducting electricity. Would you classify this as a metal, nonmetal, or metalloid?
4. Which group on the periodic table has the most reactive elements? Which has the least
reactive elements?
5. What are valence electrons? How do you determine how many valence electrons each
element has?
6. Does atomic size increase or decrease down a period? Explain your answer
7. What are cations and anions?
8. Which has higher second ionization energy, Magnesium or Sodium? Explain your
answer