Dixon pKa Values for CHEM 231

Vocabulary flashcards reviewing pKa values of standard acids, bases, and functional groups for CHEM 231.

Hydroiodic acid ($HI$)

-10

Hydrobromic acid ($HBr$)

-9

Hydrochloric acid ($HCl$)

-8

Benzenesulfonic acid

-6.5

Conjugate acid of acetic acid

-6

Sulfuric acid ($H_2SO_4$)

-3.5

Conjugate acid of ethanol

-3

Conjugate acid of dimethyl ether

-2.4

Hydronium ion ($H_3O^+$)

-1.7

Nitric acid ($HNO_3$)

-1.5

Hydrofluoric acid ($HF$)

3.2

Acetic acid

5

Hydrogen sulfide ($H_2S$)

7

Ammonium ion ($NH_4^+$)

9.3

Hydrogen cyanide ($HCN$)

9.3

Phenol

10

Methanethiol

10.3

Water ($H_2O$)

15.7

Methanol

16

Alkyne

25

Ammonia ($NH_3$)

36

Hydrogen gas ($H_2$)

40

Alkene

43

Alkane

60