Ionization Constants of Weak Acids
- Page ID
- 221297
\( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}} } \)
\( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash {#1}}} \)
\( \newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\)
( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\)
\( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\)
\( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\)
\( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\)
\( \newcommand{\Span}{\mathrm{span}}\)
\( \newcommand{\id}{\mathrm{id}}\)
\( \newcommand{\Span}{\mathrm{span}}\)
\( \newcommand{\kernel}{\mathrm{null}\,}\)
\( \newcommand{\range}{\mathrm{range}\,}\)
\( \newcommand{\RealPart}{\mathrm{Re}}\)
\( \newcommand{\ImaginaryPart}{\mathrm{Im}}\)
\( \newcommand{\Argument}{\mathrm{Arg}}\)
\( \newcommand{\norm}[1]{\| #1 \|}\)
\( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\)
\( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\AA}{\unicode[.8,0]{x212B}}\)
\( \newcommand{\vectorA}[1]{\vec{#1}} % arrow\)
\( \newcommand{\vectorAt}[1]{\vec{\text{#1}}} % arrow\)
\( \newcommand{\vectorB}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}} } \)
\( \newcommand{\vectorC}[1]{\textbf{#1}} \)
\( \newcommand{\vectorD}[1]{\overrightarrow{#1}} \)
\( \newcommand{\vectorDt}[1]{\overrightarrow{\text{#1}}} \)
\( \newcommand{\vectE}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash{\mathbf {#1}}}} \)
\( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}} } \)
\( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash {#1}}} \)
Ionization Constants of Weak Acids | |||
---|---|---|---|
Acid | Formula | Ka at 25 °C | Lewis Structure |
acetic | CH3CO2H | 1.8 × 10−5 | |
arsenic | H3AsO4 | 5.5 × 10−3 | |
1.7 × 10−7 | |||
5.1 × 10−12 | |||
arsenous | H3AsO3 | 5.1 × 10−10 | |
boric | H3BO3 | 5.4 × 10−10 | |
carbonic | H2CO3 | 4.3 × 10−7 | |
5.6 × 10−11 | |||
cyanic | HCNO | 2 × 10−4 | |
formic | HCO2H | 1.8 × 10−4 | |
hydrazoic | HN3 | 2.5 × 10−5 | |
hydrocyanic | HCN | 4.9 × 10−10 | |
hydrofluoric | HF | 3.5 × 10−4 | |
hydrogen peroxide | H2O2 | 2.4 × 10−12 | |
hydrogen selenide | H2Se | 1.29 × 10−4 | |
HSe– | 1 × 10−12 | ||
hydrogen sulfate ion | 1.2 × 10−2 | ||
hydrogen sulfide | H2S | 8.9 × 10−8 | |
HS– | 1.0 × 10−19 | ||
hydrogen telluride | H2Te | 2.3 × 10−3 | |
HTe– | 1.6 × 10−11 | ||
hypobromous | HBrO | 2.8 × 10−9 | |
hypochlorous | HClO | 2.9 × 10−8 | |
nitrous | HNO2 | 4.6 × 10−4 | |
oxalic | H2C2O4 | 6.0 × 10−2 | |
6.1 × 10−5 | |||
phosphoric | H3PO4 | 7.5 × 10−3 | |
6.2 × 10−8 | |||
4.2 × 10−13 | |||
phosphorous | H3PO3 | 5 × 10−2 | |
2.0 × 10−7 | |||
sulfurous | H2SO3 | 1.6 × 10−2 | |
6.4 × 10−8 |