| Strong electrolyte | Weak electrolyte |
|---|---|
| Strong Electrolyte allow a large amount of electricity to flow through them. | Weak electrolytes allow small amount of electricity to flow through them. |
| These are good conductors of electricity. | These are poor conductors of electricity. |
| These are almost, completely dissociated in fused or aqueous solution state. | These are partially dissociated in fused or aqueous solution state. |
| These solutions contain (almost) only free mobile ions. | These solutions contain ions as well as molecules. |
| Strong electrolyte allows a bulb to glow brightly. | Weak electrolyte allows a bulb to glow dimly. |
| Examples: Acids — Hydrogen chloride, Nitric acid, etc. Bases — NaOH, KOH (aqueous or molten state) Salts — NaCl (molten or aqueous), PbBr2 (molten), CuCl2 (aq.), CuSO4 (aq.) | Examples: Acids — Carbonic acid, acetic acid, oxalic acid etc. Bases — Ammonium hydroxide, calcium hydroxide (aqueous or molten state) Salts — Ammonium carbonate, lead acetate |