Chapter 5 Acid-Base Equilibrium X$5.1 The Bronsted theory of acids and bases ק5.2 Ionization equilibrium of water and the pH scale X$5.3 Equilibrium in solutions of weak acids and weak bases X$5.4 Buffer solutions
Chapter 5 Acid-Base Equilibrium § 5.4 Buffer solutions § 5.3 Equilibrium in solutions of weak acids and weak bases § 5.2 Ionization equilibrium of water and the pH scale § 5.1 The Brønsted theory of acids and bases
X 5.5 Acid-bases indicators X$5.6 Lewis acids and bases and coordination compounds x 5.7 Complexation reaction and coordination equilibrium
§ 5.7 Complexation reaction and coordination equilibrium § 5.6 Lewis acids and bases and coordination compounds § 5.5 Acid-bases indicators
5.1 The Bronsted theory of acids and bases 5.1.1 The Bronsted acids and bases -5.1.2 Relative strengths of acids and bases
§ 5.1 The Brønsted theory of acids and bases 5.1.2 Relative strengths of acids and bases 5.1.1 The Brønsted acids and bases
Overview::(sour,bitter)Taste-→Arrhenius theory(酸碱电离理论， H+&OHr),→Solvent theory,.Bronsted theory(质子理论)，Lewis theory(电子理论)，soft-hard acid/.base theory.. 5.1.1 The Bronsted theory of acids and bases(酸碱质子理论) acid:a substance capable of donating a proton.(proton donor) (质子的给予体) base:a substance that can accept a proton.(proton acceptor) (质子的接受体)
acid: a substance capable of donating a proton. (proton donor) （质子的给予体） base: a substance that can accept a proton. (proton acceptor) （质子的接受体） 5.1.1 The Brønsted theory of acids and bases (酸碱质子理论） Overview: (sour, bitter) Taste→ Arrhenius theory(酸碱电离理论, H+&OH-), → Solvent theory, Bronsted theory(质子理论), Lewis theory(电子理论), soft-hard acid/base theory…
an acid H++a base HAc -H+Ac H2 PO=H*+HPO2 HPO2-H*+PO NH=H +NH3 [CH,NH3]-H*+CH3 NH2 Fe(H2O)]-H*+[Fe(OH)(H2O);]2 [Fe(OH)(H2O)s]*-H*+[Fe(OH)2(H2O)J conjugate acid conjugate base an acid-base conjugate pair(共轭酸碱对
an acid H+ + a base + − HAc H + Ac − + − + 2 H2PO 4 H HPO 4 − + − + 34 2 HPO 4 H PO + + + NH 4 H NH 3 [ ]+ + + CH 3NH 3 H CH 3NH 2 + + + + 2 2 5 3 [] [ ] Fe(H 2O) 6 H Fe(OH)(H O) + + + + 2 2 4 2 [ ] Fe(OH)(H 2O) 5 H [ ] Fe(OH) (H O) conjugate acid conjugate base an acid-base conjugate pair (共轭酸碱对)