BRAINCAKEReactions of Acids with Metals
acid + metal → salt + hydrogen
This is a displacement reaction and is also a redox reaction.
The metal must be more reactive than hydrogen. The metal displaces hydrogen and bubbles of hydrogen gas form.
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Key terms in this lesson
- displacement reaction
- A reaction in which a more reactive element takes the place of a less reactive element in a compound.
- redox reaction
- A reaction in which oxidation and reduction happen together, with electrons transferred between the species involved.
- neutralisation reaction
- A reaction between an acid and a base in which hydrogen ions are removed to form water.
More in Types of Reaction
- Metal Displacement Reactions
- Metal Displacement Reactions in the Solid State
- Halogen Displacement Reactions
- Precipitation Reactions
- Reactions of Acids with Insoluble Bases
- Reactions of Acids with alkalis
- Reactions of Acids with Carbonates and Hydrogen Carbonates
All 8 lessons in Types of Reaction · All Edexcel AS-level Chemistry topics