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Write the equation of

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in Metals and Non-Metals by (50.5k points)
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Write the equation of

  1. copper with moist air
  2. sodium with water
  3. copper sulphate with zinc
  4. magnesium with oxygen
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  1. 2Cu + H2O+CO2+ O2→ Cu (OH)2+ CuCO3
  2. 2Na + H2O → 2NaOH + H2
  3. CuSO4 + Zn → Cu + ZnSO4
  4. 2Mg + O2 → 2MgO
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