Solutions/Answers to Exercises
Exercise 1. Write electron dot symbols for barium, antimony, phosphorous, and bromine.
Exercise 2. Write electron dot symbols for Rb and Se.
Exercise 3. Use the figure below to determine the bond length, in pm, for I2.
The bond length is 267 pm.
Exercise 4. Use the figure to determine the energy released when two iodine atoms form a covalent bond.
The energy released is 149 kJ.