Question

Write the chemical equations for the following.
1-Reaction between Mg and O2
2 -Reaction between Na and H2O
3- Reaction between Mg and H2O
4) Heating CaCO3
5) Reaction between Na and Cl2
6) Reaction between Mg and Cl2
7) Reaction between Mg and HCl

Answer 1

Answer:

1.Mg+O2 gives out MgO(magnesium oxide)

2.