An acid is a proton (H⁺) donor; a base is a proton acceptor. Every acid-base reaction is a proton transfer between a conjugate acid-base pair. Generalises Arrhenius's definition (no water required) and is subsumed by the Lewis definition…
Brønsted-Lowry acid-base
Related concepts
- pH scale
- Acid-base indicator colour change
- Hydrogen chloride (HCl)
- Saponification
- Proton
- Lewis acid-base theory
- Acid dissociation constant (Kₐ)
- Water autoionization (Kw)
- Buffer solution
- Sulfuric acid (H₂SO₄)
- Nitric acid (HNO₃)
- Sodium hydroxide (NaOH)
- Arrhenius acid-base theory
- Lewis acid-base theory
- Arrhenius acid-base theory
- Arrhenius acid-base theory
- Lewis acid-base theory
- Lewis acid-base theory
- Solvay process (Na2CO3)
- Hypergolic propellants (N2O4/UDMH, MMH)