CH 223 -Ziegler Chapter 21
KEY CONCEPTS
KEY CONCEPTS KEY CONCEPTS
KEY CONCEPTS
10th Edition
Class period 1 - Reading pp. 900 - 904
1. Write nuclear symbols for the proton, neutron, electron (= β particle), alpha
(α) particle, gamma ( γ ) ray, and positron. Problems 21.9, 21.10
2. Write balanced nuclear equations. Problems 21.11, 21.23
Class period 2 - Reading pp. 910 (m) - 913
3. Relate activity to numbers of atoms decaying. Problem 21.37
4. Relate activity to rate constant and amount of a radioactive isotope present.
Problem 21.34, 21.36
5. Relate rate constant to half-life for a radioactive isotope. Problem 21.34
6. Relate time, mass, and rate constant for a radioactive isotope. Problems
21.39, 21.40, 21.41
Class period 3 - Reading pp. 916 - 925
7. Relate ∆m to ∆E for nuclear processes. Problem 21.43, 21.44, 21.50
8. Calculate binding energies of nuclei. Problem 21.45, 21.47 a) b)
9. Define nuclear fission and nuclear fusion.
