| Base | Lewis Structure | Kb at 25 °C |
|---|---|---|
| ammonia |  |
[latex]1.8\times {10}^{-5}[/latex] |
| dimethylamine |  |
[latex]5.9\times {10}^{-4}[/latex] |
| methylamine |  |
[latex]4.4\times {10}^{-4}[/latex] |
| phenylamine (aniline) |  |
[latex]4.3\times {10}^{-10}[/latex] |
| trimethylamine |  |
[latex]6.3\times {10}^{-5}[/latex] |