A P CHEMISTRY
Study Guide For Chapter 7
Atomic Structure and Periodicity
Day 1 __________ READ: Chapter 7, Sections 1-3. Define all bold face terms.
1. Draw a diagram of the entire electromagnetic spectrum.
2. Write a paragraph that explains the electromagnetic spectrum in terms of wavelength, frequency and
3. Write a paragraph that explains the concept of quantized energy.
4. Distinguish between light as a wave and light as photons.
5. Draw a diagram of a spectroscope.
6. Write a description of how diffraction experiments were used to demonstrate the dual nature of all
7. Write a paragraph that shows that the line spectrum of hydrogen demonstrates the quantized nature
of the energy of its electron.
S - Q. 15, 17, 21, 37, 39, 45
Day 2 __________ READ: Chapter 7, Sections 4-9. Define all bold face terms.
8. Write a short paragraph explaining the Bohr model for the hydrogen atom.
9. Write a short paragraph explaining how standing waves can be used to describe electrons in atoms.
10. Write a short paragraph explaining the Heisenberg uncertainty principle.
11. Write a short paragraph explaining electron probability distributions.
12. Write a short summary of the hydrogen atom.
13. Write a paragraph that explains the Pauli exclusion principle.
14. Create a table of the four quantum numbers.
15. Show how the quantum mechanical model can be applied to atoms besides hydrogen.
S - Q. 49, 51, 57, 61, 65, 67, 75, 79
Day 3 __________ READ: Chapter 7, Sections 10-13. Define all bold face terms.
12. Write a short paragraph comparing Mendeleev's periodic table (p. 317) with the one in use today.
13. Write a short explanation of the Aufbau principle.
14. Write a short explanation of Hund's rule.
15. Create a table showing the expected electron configuration and observed configuration for the
following elements: chromium, copper, niobium, molybdenum and technetium.
16. Calculate ionization energies.
17. Create a table showing periodic and group trends for each of the following properties: ionization
energy, electron affinity, and atomic radii.
18. Create a table showing group trends for alkali metals for each of the following properties: density,
melting point, boiling point, and atomic radius.
S - Q. 83, 85, 89, 97, 105, 107, 109
Day 4 __________
C - Chapter 7 Test
8/9/2012 1 8:20 AM