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Mock Quiz Chapter 2
Chemistry 121 – Dr. Price
1. (4 points) Fill in the following chart
Br
Na Ba
Total Electrons
Sr
Valence Electrons
2. (3 points) When a potassium atom undergoes ionization energy
a. How many electrons are gained or lost? ___
b. What is the charge on the ion? ___
3. (2 points) What are the shapes of the s and p orbitals? Draw them.
4. (2 points) What are the maximum number of electrons that can be found in the
following?
a. a 4p orbital _____
b. a 2nd shell _____
5. (2 points) Arrange the following:
a. Atomic Radius from largest to smallest: Na Cl
Si
b. Ionization Energy from highest to lowest: Be F
Ba