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pKa's
pKa's of 10 compounds to memorize for ochem
| Question | Answer |
|---|---|
| Ethylene (Ethene) (H2C=CH2) | 44 |
| Methane (CH4) | 48 |
| Hydrogen (H2) | 35 |
| Ammonia (NH3) | 33 |
| Ethyne (HCCH) | 25 |
| Acetone (CH3COCH3) | 20 |
| Water (H2O) | 15.7 |
| Acetic Acid (CH3COOH) | 4.8 |
| Hydronium Ion (H30+) | -1.7 |
| Hydrochloric Acid (HCl) | -7 |
| Carboxylic Acids | 5 |
| Phenols/Aromatic Alcohols | 10 |
| Thiols | 10 |
| Amides | 15 |
| Ketones | 20 |
| Aldehydes | 20 |
| Alkynes | 25 |
| Esters | 25 |
| Amines | 35 |
| Alkenes | 45 |
| Aromatics | 45 |
| Alkanes | 50 |
| Alcohols | 16-19 |