Chapter 5 Study Guide

Technical Chemistry
Chapter 5 Review
DIRECTIONS: Using what you have learned about the periodic table and the elements,
answer the following questions. Use your notes, text, worksheets, and periodic table as
resources to help in answering these questions.
1. Discuss the following scientists. Be sure to include any important discoveries,
experiments, theories, ideas, or laws that they are responsible for.
a. JW Dobereiner
b. Stanislao Cannizzaro
c. JAR Newlands
d. Dmitri Mendeleev
e. Lothar Meyer
f. Henry Moseley
2. What is the Periodic Law? Who developed this law? Why is it important?
3. Write the electron configurations for the following elements:
a. Cs
b. Ag
c. Si
d. Ga
e. I
f. Kr
g. Zr
h. Mg
4. Discuss the PERIODIC TRENDS:
a. Atomic Radius
b. Ionic Radius
c. Ionization Energy
d. Electronegativity
e. Electron Affinity
5. Which has a larger atomic radius: Aluminum or Silicon
6. Which has a smaller atomic radius: Strontium or Rubidium
7. Which has a larger ionic radius: Fluorine atom or Fluorine ion
8. Which has a smaller ionic radius: Calcium atom or Calcium ion
9. Which has a larger 1st ionization energy: Lithium or Neon
10. Which has a larger 2nd ionization energy: Phosphorus or Sulfur
11. Which has a higher electronegativity: Chlorine or Iodine
12. Which has a lower electrongativity: Magnesium or Barium
13. Which ionization energy for Gallium is the highest: 1st, 2nd, 3rd, or 4th
14. Name an alkali metal
15. Name an alkaline earth metal
16. Name a metalloid
17. Name a transition metal
18. Name a halogen
19. Name a noble gas
20. Name an element in the lanthanide series
21. Name an element in the actinide series
22. Discuss the stability of Noble Gases
23. What are main group elements?
24. Determine the period, block, group, and identity of the elements ending in the
following electron configurations.
a. [Ar]4s23d8
b. [Kr]5s24d105p2
c. [Xe]6s24f145d5
d. [Rn]7s2
e. [Ne]3s23p5