Write down the reaction equations for the chemical properties of sodium.

2Na + Cl2 = 2NaCl

2Na + S = Na2S

2Na  + 2HCl = 2NaCl + H2^

2Na + 2H2O = 2NaOH + H2^

2Na + H2 = 2NaH

2Na + O2 = Na2O2



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