Sulfuric acid (H2SO4) is called a diprotic acid because it has two acidic protons. The pKa for the first deprotonation is -9, whereas the pKa for the second deprotonation is 2. Explain these relative acid strengths.

Sulfuric acid (H2SO4) is called a diprotic acid because it has two acidic protons. The pKa for the first deprotonation is -9, whereas the pKa for the second deprotonation is 2. Explain these relative acid strengths.

Chemistry & Chemical Reactivity

9th Edition

ISBN:9781133949640

Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel

Chapter3: Chemical Reactions

Section3.7: Gas-forming Reactions

Problem 1RC

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Question

Sulfuric acid (H₂SO4) is called a diprotic acid because it has two acidic protons. The pKa for the first deprotonation is -9, whereas the pKa for the second deprotonation is 2. Explain these relative acid strengths.

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