ENGR 1540 Worksheet 5 Chapter 6
1. Using only a periodic table as a guide, arrange each of the following series of atoms in order of increasing size.
a. Na, Be, Li
b. P, N, F
c. I, O, Sn
2. Arrange the following atoms in order of increasing ionization energy: Li, K, C, and N.
3. Of the elements S, Se, and Cl, which has the largest atomic radius?
4. Which has the largest ionization energy: N, P, or As?
5. Indicate which species in each pair has the more favorable (more negative) electron affinity. Explain your answers.
a. Cl or S
b. S or P
c. Br or As
6. Compare the elements Na, B, Al, and C with regard to the following properties.
a. Which has the largest atomic radius?
b. Which has the most negative electron affinity?
c. Place the elements in order of increasing ionization energy.
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