Structure and Bonding Effects on Acid Strength

• Oxoacids, EOnH

• For constant E, an increase in oxidation number results in an increase in Ka.

• Greater charge of E in E-O-H pulls electrons from O-H and ionizes this bond more.

• +1 +3 +5 +7

  HOCl < HOClO < HOClO2 < HOClO3
  
  3 x 10-8 1 x 10-2 5 x 102 ~ 108

Previous slide

Next slide

Back to first slide

View graphic version