CHE 17 Name

March 21, 1997

Quiz 3


  1. Predict the formula for the compound between Sr and I, showing the charges on the ions formed.






  1. What is the electron configuration for the ion that forms from S (sulfur)? What noble gas does this ion correspond to?







  1. Write the electron dot structure for PCl3.







4. What is the difference between ionic and covalent bonds? How are they alike?






5. Write the chemical formula for sodium sulfate.