Science
Write equation for the reaction of
- iron with steam
- calcium and potassium with water
Metals & Non-Metals
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Answer
- 3Fe (s) + 4H2O (g) ⟶ Fe3O4 (s) + 4H2 (g)
- Ca (s) + 2H2O (l) ⟶ Ca(OH)2 (aq) + H2 (g)
2K (s) + 2H2O (l) ⟶ 2KOH (aq) + H2 (g) + heat energy
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