- The following reactions are displacement reactions:
- Metal + dilute hydrochloric acid –> metal chloride + hydrogen
- Metal + sulfuric acid –> metal sulfide + hydrogen
Magnesium
- Bubbles
- Mg disappears
- Reaction is exothermic (release of heat)
- Colourless solution is formed
Aluminum
- Bubbles form when heated
- Colourless solution formed
- Aluminum disappears
Zinc
- Bubbles of gas
- Colourless solution formed
- Zinc disappears
Iron
- Pale green solution formed
- bubbles
- Iron disappears
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