Answers

1. For each of the following pairs, indicate which is smaller.

a. Rb+ or Na+ b. Mg2+ or Al3+ c. F- or I- d. Na+ or K+

2. For each of the following pairs, indicate which is larger.

a. Cl- or I- b. Cl- or Na+ c. Cl- or Cl d. Cl- or S2-