SAT Chemistry

Category - Multiple Choice

Which of the following acids is characterized as diprotic?
  1. HCl
  2. HF
  3. H2SO4
  4. HNO3
  5. CH3COOH
Explanation
Answer: H2SO4

Diprotic acids release two H+ ions in solution. H2SO4 is the only acid in this question that releases two hydrogen ions per molecule, so it is characterized as diprotic.
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