Exercises and Problems are from Shriver & Atkins, 4th edition. Some textbook examples have additional questions to the linked exercise or problem.
Acids & Bases
1. Order the following cations in terms of increasing Brønsted acidity in water: Sr2+, Ba2+, Hg2+. Answers
2. Consider the three manganese oxides MnO, MnO2, and Mn2O7. One of them is acidic, one of them is basic, and one is amphoteric. Which one is which? Answers
3. For the reactions given below, find ΔH in units of kJ/mol.
C5H5N + SbCl5 → C5H5N–SbCl5
(CH3)2SO + SbCl5 → (CH3)2SO–SbCl5
4. Predict the products and write balanced equations for the following chemical reactions:
a. CH3HgI + HCl
b. SO3 + H2O
c. SO3 + NH3
5. Calculate the enthalpy of reaction for SbCl5 reacting with acetone and dimethylsulfoxide (two common solvents). Which solvent would have the higher donor number? Answers
6. Would you expect Pauling's rules for calculating pKa to work for carboxylic acids? Why or why not? Answers
7. a) Amongst BF3, BCl3, and BBr3, which would be the strongest Lewis acid? Why? b) Which is more basic towards B(CH3)3: Me3N or Et3N? Why? Answers