Content code
c1707
Slug (identifier)
basicity-constant-for-some-basic-substances
Parent content
The Basicity Constant (Kb)
Grades
Secondary V
Topic
Chemistry
Content
Contenu
Corps

Below is a list of the basicity constants for some nitrogenous bases at 25 °C, as well as the formula for their conjugate acid.

Base name Formula Conjugate acid |K_{b}|
Ammonia |NH_{3}| |NH_{4}^{+}| |1.8\times 10^{-5}|
Aniline |C_{6}H_{5}NH_{2}| |C_{6}H_{5}NH_{3}^{+}| |7.4\times 10^{-10}|
Codeine |C_{18}H_{21}O_{3}N| |C_{18}H_{21}O_{3}NH^{+}| |8.9\times 10^{-7}|
Diethylamine |(CH_{3}CH_{2})_{2}NH| |(CH_{3}CH_{2})_{2}NH_{2}^{+}| |6.9\times 10^{-4}|
Dimethylamine |(CH_{3})_{2}NH| |(CH_{3})_{2}NH_{2}^{+}| |5.9\times 10^{-4}|
Ethylamine |CH_{3}CH_{2}NH_{2}| |CH_{3}CH_{2}NH_{3}^{+}| |4.3\times 10^{-4}|
Hydrazine |NH_{2}NH_{2}| |NH_{2}NH_{3}^{+}| |8.5\times 10^{-7}|
Hydroxylamine |NH_{2}OH| |NH_{3}OH^{+}| |9.1\times 10^{-9}|
Isoquinoline |C_{9}H_{7}N| |C_{9}H_{7}NH^{+}| |2.5\times 10^{-9}|
Methylamine
(Methanamine)		 |CH_{3}NH_{2}| |CH_{3}NH_{3}^{+}| |4.2\times 10^{-4}|
Morphine |C_{17}H_{19}O_{3}N| |C_{17}H_{19}O_{3}NH^{+}| |7.4\times 10^{-7}|
Piperidine |C_{5}H_{10}NH| |C_{5}H_{10}NH_{2}^{+}| |1.3\times 10^{-3}|
Pyridine |C_{5}H_{5}N| |C_{5}H_{5}NH^{+}| |1.5\times 10^{-9}|
Quinoline |C_{9}H_{7}N| |C_{9}H_{7}NH^{+}| |6.3\times 10^{-10}|
Triethanolamine |(HOCH_{2}CH_{2})_{3}N| |(HOCH_{2}CH_{2})_{3}NH^{+}| |5.8\times 10^{-7}|
Triethylamine |(CH_{3}CH_{2})_{3}N| |(CH_{3}CH_{2})_{3}NH^{+}| |5.2\times 10^{-4}|
Trimethylamine |(CH_{3})_{3}N| |(CH_{3})_{3}NH^{+}| |6.3\times 10^{-5}|
Content
Corps
Remove audio playback
No
Printable tool
Off